{"id":25406,"date":"2026-11-05T11:30:00","date_gmt":"2026-11-05T03:30:00","guid":{"rendered":"https:\/\/believeindustry.company\/door-manufacturing-roll-forming-applications\/"},"modified":"2026-11-05T11:44:42","modified_gmt":"2026-11-05T03:44:42","slug":"door-manufacturing-roll-forming-applications","status":"publish","type":"post","link":"https:\/\/believeindustry.company\/ru\/door-manufacturing-roll-forming-applications\/","title":{"rendered":"Door Roll Forming Machines: 7 Frame Panel Profiles for 2026"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"25406\" class=\"elementor elementor-25406 elementor-bc-flex-widget\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-q48db2r elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"q48db2r\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-er1qtit\" data-id=\"er1qtit\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b7pgvwc elementor-widget elementor-widget-heading\" data-id=\"b7pgvwc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Door Manufacturing Roll Forming: Residential to Industrial Applications<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-r2ihzf7 elementor-widget elementor-widget-text-editor\" data-id=\"r2ihzf7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\"><strong>Short answer:<\/strong> Door roll forming covers two product families that rarely share a machine. Frames run 1.2 to 2.0 mm gauge at 12 to 25 m\/min and need heavy stands. Leaf skins and slats run 0.4 to 0.8 mm at 25 to 40 m\/min and need speed. Buying one line for both is the most common mistake in this sector.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fyxwd3y elementor-widget elementor-widget-text-editor\" data-id=\"fyxwd3y\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">A door factory that quotes a steel frame, a garage door and a rolling shutter from one machine is describing three different tolerance regimes. The frame has to hold a 90 degree corner and a hinge pattern. The skin has to stay flat enough to paint. The slat has to interlock without rattle.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bciywr2 elementor-widget elementor-widget-text-editor\" data-id=\"bciywr2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">This guide separates the seven profiles door roll forming produces, and marks where the machine specification changes rather than just the tooling.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-bzywcmb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bzywcmb\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-xwyi3vp\" data-id=\"xwyi3vp\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-hsmjrxq elementor-widget elementor-widget-heading\" data-id=\"hsmjrxq\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What Door Roll Forming Covers<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-82df4a5 elementor-widget elementor-widget-text-editor\" data-id=\"82df4a5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Door roll forming covers seven profiles across three markets. Residential work takes frames, skins and garage slats. Commercial work adds fire rated frames and heavy shutters. Industrial work adds grille and insulated curtain.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-shp6vow elementor-widget elementor-widget-text-editor\" data-id=\"shp6vow\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"margin:22px 0;overflow-x:auto;\"><table style=\"width:100%;border-collapse:collapse;\">\n<thead>\n<tr><th>Profile<\/th><th>Gauge<\/th><th>Line speed<\/th><th>Forming stands<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>Steel door frame<\/td><td>1.2 to 2.0 mm<\/td><td>12 to 25 m\/min<\/td><td>16 to 24<\/td><\/tr>\n<tr><td>Door leaf skin<\/td><td>0.4 to 0.8 mm<\/td><td>30 to 45 m\/min<\/td><td>12 to 16<\/td><\/tr>\n<tr><td>Garage door slat<\/td><td>0.4 to 0.7 mm<\/td><td>20 to 35 m\/min<\/td><td>14 to 20<\/td><\/tr>\n<tr><td>Shutter curtain slat<\/td><td>0.4 to 0.8 mm<\/td><td>20 to 35 m\/min<\/td><td>14 to 18<\/td><\/tr>\n<tr><td>Fire rated frame<\/td><td>1.5 to 2.0 mm<\/td><td>10 to 18 m\/min<\/td><td>20 to 24<\/td><\/tr>\n<tr><td>Frame stiffener<\/td><td>0.8 to 1.5 mm<\/td><td>25 to 40 m\/min<\/td><td>10 to 14<\/td><\/tr>\n<tr><td>Threshold and sill<\/td><td>0.8 to 1.5 mm<\/td><td>20 to 35 m\/min<\/td><td>12 to 16<\/td><\/tr>\n<\/tbody>\n<\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2f63191 elementor-widget elementor-widget-text-editor\" data-id=\"2f63191\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">The gauge column explains most of the cost difference between quotations. Two door roll forming lines with the same footprint can differ by a factor of two in price, because one is built for 0.5 mm skin and the other for 2.0 mm frame.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-aroyxm0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"aroyxm0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-nuuk3rs\" data-id=\"nuuk3rs\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7ewsc19 elementor-widget elementor-widget-heading\" data-id=\"7ewsc19\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Frame Lines and Skin Lines Are Different Machines<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-smrdvvj elementor-widget elementor-widget-text-editor\" data-id=\"smrdvvj\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">A steel door frame line is a heavy gauge mill with a notching station and a corner cut. A skin line is a light, fast mill with a leveler and a paint-safe roll surface. They share a control system and nothing else.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rm3pnp3 elementor-widget elementor-widget-text-editor\" data-id=\"rm3pnp3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"margin:22px 0;overflow-x:auto;\"><table style=\"width:100%;border-collapse:collapse;\">\n<thead>\n<tr><th>Item<\/th><th>Frame line<\/th><th>Skin line<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>Shaft diameter<\/td><td>90 to 120 mm<\/td><td>55 to 70 mm<\/td><\/tr>\n<tr><td>Roll diameter<\/td><td>240 to 300 mm<\/td><td>150 to 190 mm<\/td><\/tr>\n<tr><td>Drive per stand<\/td><td>7.5 to 11 kW<\/td><td>2.2 to 4.0 kW<\/td><\/tr>\n<tr><td>Decoiler<\/td><td>5 to 10 t<\/td><td>3 to 5 t<\/td><\/tr>\n<tr><td>Extra station<\/td><td>Notching, miter cut<\/td><td>Edge trim, leveler<\/td><\/tr>\n<\/tbody>\n<\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-huwkpf4 elementor-widget elementor-widget-text-editor\" data-id=\"huwkpf4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Frame gauge drives shaft size for the same reason it does in racking: bending force scales with thickness squared, and deflection falls with the fourth power of shaft diameter. A 1.5 mm frame at a 6 mm inside radius needs roughly nine times the force of a 0.5 mm skin.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-sjzngj3 elementor-widget elementor-widget-text-editor\" data-id=\"sjzngj3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">That is why door roll forming is usually bought as two lines, even in a small plant. The alternative is one line derated to the heavier gauge, which then runs skin at half the speed it could reach.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-29t456f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"29t456f\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-dgrpz3s\" data-id=\"dgrpz3s\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-lnk0eg3 elementor-widget elementor-widget-heading\" data-id=\"lnk0eg3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Springback at 90 Degrees on 1.5 mm Frame<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8k8ejdw elementor-widget elementor-widget-text-editor\" data-id=\"8k8ejdw\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">A door frame is a closed box with two 90 degree corners, and both have to close without a gap. On any door roll forming line at 1.5 mm and 350 MPa yield, springback at a 6 mm radius runs 2.5 to 3.5 degrees.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-njonzpo elementor-widget elementor-widget-text-editor\" data-id=\"njonzpo\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">The line handles that with overbend in the last forming passes and a sizing station that recuts the angle. What it cannot handle is variation. A coil with a 60 MPa spread in yield will produce frames that close on Monday and gap 0.8 mm on Thursday.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-yei1pfc elementor-widget elementor-widget-text-editor\" data-id=\"yei1pfc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"margin:22px 0;overflow-x:auto;\"><table style=\"width:100%;border-collapse:collapse;\">\n<thead>\n<tr><th>Gauge<\/th><th>Inside radius<\/th><th>Springback<\/th><th>Correction<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>1.2 mm<\/td><td>4 mm<\/td><td>2.0 to 2.5 deg<\/td><td>Overbend plus one sizing pass<\/td><\/tr>\n<tr><td>1.5 mm<\/td><td>6 mm<\/td><td>2.5 to 3.5 deg<\/td><td>Overbend plus two sizing passes<\/td><\/tr>\n<tr><td>2.0 mm<\/td><td>8 mm<\/td><td>3.5 to 4.5 deg<\/td><td>Overbend, sizing, and post-form calibration<\/td><\/tr>\n<\/tbody>\n<\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1jtmxg6 elementor-widget elementor-widget-text-editor\" data-id=\"1jtmxg6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">So on any door roll forming line the mill certificate matters as much as the roll design. Specify a maximum yield spread of 40 MPa and the process becomes repeatable. Leave the grade open and the operator spends the shift chasing the gap.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-3yboff7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3yboff7\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-evkk4rr\" data-id=\"evkk4rr\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2c2h8tu elementor-widget elementor-widget-heading\" data-id=\"2c2h8tu\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Punching Hinges Before Forming<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f99npm2 elementor-widget elementor-widget-text-editor\" data-id=\"f99npm2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Hinge positions, lock case cutouts and fixing holes all go in on flat strip. Punching after forming is possible but the die then has to reach inside a 90 mm deep box, and the burr lands on the visible face.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5jg013t elementor-widget elementor-widget-text-editor\" data-id=\"5jg013t\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Hinge spacing is the number that decides whether the door hangs. Two hinges 1,200 mm apart with a 1.0 mm position error will bind a 40 kg leaf. Door roll forming lines therefore run a servo feed with hole pattern tolerance at plus or minus 0.3 mm, and a punch that combines hinge, lock and fixing holes in one stroke to avoid accumulating error across stations.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-jlrvlrv elementor-widget elementor-widget-text-editor\" data-id=\"jlrvlrv\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Lock case cutouts are the exception. They are large, often 200 mm by 25 mm, and they are usually routed after forming because a punch that size distorts the frame face at 1.5 mm. Cutting them inline works only with a support mandrel inside the section.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3dsplp2 elementor-widget elementor-widget-text-editor\" data-id=\"3dsplp2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">The <a href=\"https:\/\/believeindustry.company\/roll-forming-machine-punching-die-installation\/\">punching die installation guide<\/a> covers the alignment sequence that keeps hinge pitch stable across a die change.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-cb1gt4t elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cb1gt4t\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-5udq29f\" data-id=\"5udq29f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-nqzgyl6 elementor-widget elementor-widget-heading\" data-id=\"nqzgyl6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Fire Rated Frames: Gauge, Groove, and Paper<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-26oogxc elementor-widget elementor-widget-text-editor\" data-id=\"26oogxc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">A fire rated frame looks like a standard frame with one extra groove. That groove holds the intumescent seal, and its position and depth are part of the certification.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-796wjlq elementor-widget elementor-widget-text-editor\" data-id=\"796wjlq\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Fire door assemblies are tested as a system under <a href=\"https:\/\/www.nfpa.org\/\" rel=\"nofollow noopener\" target=\"_blank\">NFPA 80<\/a> in North America and EN 1634 in Europe, the latter published by the <a href=\"https:\/\/www.bsigroup.com\/\" target=\"_blank\" rel=\"noopener\">British Standards Institution<\/a>. The frame gauge, the corner joint and the seal groove all appear in the listing, so a frame produced on a line that was not part of the test is a different product.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d5o28t7 elementor-widget elementor-widget-text-editor\" data-id=\"d5o28t7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div style=\"margin:22px 0;overflow-x:auto;\"><table style=\"width:100%;border-collapse:collapse;\">\n<thead>\n<tr><th>Requirement<\/th><th>Typical value<\/th><th>Where it lands on the line<\/th><\/tr>\n<\/thead>\n<tbody>\n<tr><td>Frame gauge<\/td><td>1.5 mm minimum<\/td><td>Roll set and shaft size<\/td><\/tr>\n<tr><td>Seal groove<\/td><td>10 by 4 mm<\/td><td>Extra forming pass<\/td><\/tr>\n<tr><td>Corner joint<\/td><td>Welded or mechanically locked<\/td><td>Notch geometry<\/td><\/tr>\n<tr><td>Anchor spacing<\/td><td>600 mm maximum<\/td><td>Punch pattern<\/td><\/tr>\n<\/tbody>\n<\/table><\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-y7kb32j elementor-widget elementor-widget-text-editor\" data-id=\"y7kb32j\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Most fire rated door roll forming runs at 10 to 18 m\/min, slower than a standard frame line, because the extra groove adds a pass and the gauge tolerance is tighter. Plants that run both usually keep one line and accept the slower rate rather than buy a second mill for a niche product.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-cbuh930 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cbuh930\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-9hajgdy\" data-id=\"9hajgdy\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ipc7d6x elementor-widget elementor-widget-heading\" data-id=\"ipc7d6x\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Slat Lines for Garage Doors and Shutters<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-wb50tn0 elementor-widget elementor-widget-text-editor\" data-id=\"wb50tn0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Garage door slats and shutter slats are the volume product in door roll forming. A sectional garage panel runs 0.4 to 0.7 mm prepainted steel, 40 to 80 mm high, with a hinge groove on each edge and a foam-filled core on insulated versions.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-gv1roai elementor-widget elementor-widget-text-editor\" data-id=\"gv1roai\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">The interlock is the whole product. A slat that hooks correctly will not rattle when the door moves. A slat 0.15 mm out on the hook radius will, and the noise is what customers complain about first. The <a href=\"https:\/\/www.dasma.com\/\" rel=\"nofollow noopener\" target=\"_blank\">Door and Access Systems Manufacturers Association<\/a> publishes the cycle and slat tests behind that standard.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rxrpzhl elementor-widget elementor-widget-text-editor\" data-id=\"rxrpzhl\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Speed here is limited by the foaming line, not the mill. An insulated panel line runs 15 to 25 m\/min through the foamer even when the roll former can do 35. The <a href=\"https:\/\/believeindustry.company\/roll-forming-machine\/steel-door-roll-forming-machine\/pu-foamed-roller-shutter-door-roll-forming-machine\/\">PU foamed roller shutter door line<\/a> covers the inline foaming arrangement, and the <a href=\"https:\/\/believeindustry.company\/rolling-shutter-bottom-bar-roll-forming-machine-video\/\">rolling shutter bottom bar machine<\/a> shows the finishing profile that closes the curtain.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-p6nurvp elementor-widget elementor-widget-text-editor\" data-id=\"p6nurvp\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Coating choice follows the same rule as roofing. Prepainted coil hides forming marks but scratches at the roll gap, so door roll forming on PPGI needs polished rolls and a strip guide that does not touch the face.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-s9m3qye elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"s9m3qye\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-pq1827z\" data-id=\"pq1827z\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-m5spuf0 elementor-widget elementor-widget-heading\" data-id=\"m5spuf0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">What to Put in the Enquiry<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7s3nw3f elementor-widget elementor-widget-text-editor\" data-id=\"7s3nw3f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Five numbers decide a door roll forming quotation:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ff77wed elementor-widget elementor-widget-text-editor\" data-id=\"ff77wed\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul style=\"margin:0 0 18px;padding-left:22px;\">\n<li>Gauge range, and whether frame and skin are on one line or two<\/li>\n<li>Profile drawings with the corner radius and interlock radius marked<\/li>\n<li>Hole pattern, including hinge pitch and lock cutout size<\/li>\n<li>Annual output per profile, which sets decoiler and line count<\/li>\n<li>Fire rating or wind class the finished door must pass<\/li>\n<\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-nk0e28i elementor-widget elementor-widget-text-editor\" data-id=\"nk0e28i\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">A frame line with notching and miter cut sits at the top of the range. A skin line without punching sits at the bottom. Most plants buying their first door roll forming line start with the frame, because frames carry the margin and the machine is harder to source locally.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9sii32z elementor-widget elementor-widget-text-editor\" data-id=\"9sii32z\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">For the finished product side, see the <a href=\"https:\/\/believeindustry.company\/roll-forming-machine\/steel-door-roll-forming-machine\/steel-door-frame-roll-forming-machine\/\">steel door frame roll forming machine<\/a> and the <a href=\"https:\/\/believeindustry.company\/roll-forming-machine\/steel-door-roll-forming-machine\/garage-door-roll-forming-machine\/\">garage door machine<\/a> pages. The <a href=\"https:\/\/believeindustry.company\/roll-forming-machine\/steel-door-roll-forming-machine\/\">steel door production line<\/a> overview covers how frame, leaf and finishing stations fit together, and <a href=\"https:\/\/believeindustry.company\/how-to-select-steel-coil-roll-forming\/\">coil selection<\/a> covers the grade and coating calls above.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-230yynn elementor-widget elementor-widget-text-editor\" data-id=\"230yynn\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Believe Industry has built custom roll forming lines since 2005, with 15+ years of experience, 80+ engineers and 500+ projects in 50+ countries under ISO 9001 and CE.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6vbjm5u elementor-widget elementor-widget-text-editor\" data-id=\"6vbjm5u\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">We size door roll forming lines against your gauge range and hole pattern.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"elementor-section elementor-top-section elementor-element elementor-element-7kdwymt elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7kdwymt\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-hf0tz91\" data-id=\"hf0tz91\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-q9i850q elementor-widget elementor-widget-heading\" data-id=\"q9i850q\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Frequently Asked Questions<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8vdea46 elementor-widget elementor-widget-text-editor\" data-id=\"8vdea46\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"beli-faq\">\n<div style=\"border:1px solid #e3e3e3;border-radius:8px;margin:10px 0;padding:14px 18px;background:#fff;\"><p style=\"margin:0 0 6px;font-weight:700;font-size:16px;color:#1a1a1a;\">Q: Can one door roll forming line make frames and door skins?<\/p><div style=\"color:#333;line-height:1.7;\">Not well. Frame work runs 1.2 to 2.0 mm and needs 90 to 120 mm shafts. Skins run 0.4 to 0.8 mm and form best on a light, fast mill. A single line derated to frame gauge runs skins at about half speed.<\/div><\/div>\n<div style=\"border:1px solid #e3e3e3;border-radius:8px;margin:10px 0;padding:14px 18px;background:#fff;\"><p style=\"margin:0 0 6px;font-weight:700;font-size:16px;color:#1a1a1a;\">Q: How thick is a steel door frame on a door roll forming line?<\/p><div style=\"color:#333;line-height:1.7;\">1.2 to 1.4 mm for residential interior frames and 1.5 to 2.0 mm for exterior and fire rated work. Below 1.2 mm the frame distorts when anchors are tightened.<\/div><\/div>\n<div style=\"border:1px solid #e3e3e3;border-radius:8px;margin:10px 0;padding:14px 18px;background:#fff;\"><p style=\"margin:0 0 6px;font-weight:700;font-size:16px;color:#1a1a1a;\">Q: Why do door frames gap at the corner?<\/p><div style=\"color:#333;line-height:1.7;\">Springback at the 90 degree corner, plus yield variation between coils. At 1.5 mm the springback is 2.5 to 3.5 degrees, so door roll forming needs overbend and a sizing pass, and a yield spread held under 40 MPa.<\/div><\/div>\n<div style=\"border:1px solid #e3e3e3;border-radius:8px;margin:10px 0;padding:14px 18px;background:#fff;\"><p style=\"margin:0 0 6px;font-weight:700;font-size:16px;color:#1a1a1a;\">Q: Are hinge holes punched before or after forming on a door roll forming line?<\/p><div style=\"color:#333;line-height:1.7;\">Before. Punching on flat strip keeps the hole edge clean and lets one stroke carry hinge, lock and fixing holes. Routing after forming is used only for large lock case cutouts.<\/div><\/div>\n<div style=\"border:1px solid #e3e3e3;border-radius:8px;margin:10px 0;padding:14px 18px;background:#fff;\"><p style=\"margin:0 0 6px;font-weight:700;font-size:16px;color:#1a1a1a;\">Q: What makes a fire rated frame different?<\/p><div style=\"color:#333;line-height:1.7;\">An intumescent seal groove, a 1.5 mm minimum gauge, and a tested corner joint. All three appear in the NFPA 80 or EN 1634 listing, so the frame has to come off a line built to that specification.<\/div><\/div>\n<div style=\"border:1px solid #e3e3e3;border-radius:8px;margin:10px 0;padding:14px 18px;background:#fff;\"><p style=\"margin:0 0 6px;font-weight:700;font-size:16px;color:#1a1a1a;\">Q: How fast does door roll forming run?<\/p><div style=\"color:#333;line-height:1.7;\">12 to 25 m\/min on frames and 30 to 45 m\/min on skins. Fire rated frames drop to 10 to 18 m\/min because the seal groove adds a forming pass.<\/div><\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-thdcky3 elementor-widget elementor-widget-text-editor\" data-id=\"thdcky3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Last updated: 2026-11-05<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cug5jdl elementor-widget elementor-widget-text-editor\" data-id=\"cug5jdl\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Article Changelog<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-u2i8jim elementor-widget elementor-widget-text-editor\" data-id=\"u2i8jim\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">2026-11-05: Initial publication, backfilled into the 2026-10-30 calendar slot.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-rfcwwws elementor-widget elementor-widget-text-editor\" data-id=\"rfcwwws\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">Next Review Triggers<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6qe6vun elementor-widget elementor-widget-text-editor\" data-id=\"6qe6vun\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p style=\"margin:0 0 18px;line-height:1.75;\">NFPA 80 or EN 1634 revises frame gauge requirements; a buyer requests a 2.5 mm frame; prepainted coil prices shift the standard from post-painted to PPGI.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-039f809 elementor-widget elementor-widget-html\" data-id=\"039f809\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Can one door roll forming line make frames and door skins?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Not well. Frame work runs 1.2 to 2.0 mm and needs 90 to 120 mm shafts. Skins run 0.4 to 0.8 mm and form best on a light, fast mill. A single line derated to frame gauge runs skins at about half speed.\"}},{\"@type\":\"Question\",\"name\":\"How thick is a steel door frame on a door roll forming line?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"1.2 to 1.4 mm for residential interior frames and 1.5 to 2.0 mm for exterior and fire rated work. Below 1.2 mm the frame distorts when anchors are tightened.\"}},{\"@type\":\"Question\",\"name\":\"Why do door frames gap at the corner?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Springback at the 90 degree corner, plus yield variation between coils. At 1.5 mm the springback is 2.5 to 3.5 degrees, so door roll forming needs overbend and a sizing pass, and a yield spread held under 40 MPa.\"}},{\"@type\":\"Question\",\"name\":\"Are hinge holes punched before or after forming on a door roll forming line?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Before. Punching on flat strip keeps the hole edge clean and lets one stroke carry hinge, lock and fixing holes. Routing after forming is used only for large lock case cutouts.\"}},{\"@type\":\"Question\",\"name\":\"What makes a fire rated frame different?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"An intumescent seal groove, a 1.5 mm minimum gauge, and a tested corner joint. All three appear in the NFPA 80 or EN 1634 listing, so the frame has to come off a line built to that specification.\"}},{\"@type\":\"Question\",\"name\":\"How fast does door roll forming run?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"12 to 25 m\/min on frames and 30 to 45 m\/min on skins. Fire rated frames drop to 10 to 18 m\/min because the seal groove adds a forming pass.\"}}]}<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Door Manufacturing Roll Forming: Residential to Industrial Applications Short answer: Door roll forming covers two product families that rarely share a machine. Frames run 1.2 to 2.0 mm gauge at 12 to 25 m\/min and need heavy stands. Leaf skins and slats run 0.4 to 0.8 mm at 25 to 40 m\/min and need speed. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"beli_elementor_import":"","beli_elementor_applied":"1","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"page_builder":"","_wpcom_ai_launchpad_first_post":false,"_jetpack_hide_featured_image":false,"_jetpack_featured_image_duplicate_dismissed":0,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\n\n{excerpt}\n\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[607850325,607852051],"tags":[607852535,607852531,607852534,607852533,607852532],"class_list":["post-25406","post","type-post","status-publish","format-standard","hentry","category-roll-forming-machine-industries","category-roll-forming-machines","tag-door-panel-profile","tag-door-roll-forming-machine","tag-fire-rated-door-frame","tag-garage-door-slat-machine","tag-steel-door-frame-roll-former"],"blocksy_meta":[],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p9K5n8-6BM","jetpack_likes_enabled":false,"jetpack-related-posts":[{"id":23545,"url":"https:\/\/believeindustry.company\/ru\/cold-storage-roll-forming-machine\/","url_meta":{"origin":25406,"position":0},"title":"\u0421\u0442\u0430\u043d\u043a\u0438 \u0434\u043b\u044f \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043b\u0438\u0441\u0442\u043e\u0432\u043e\u0433\u043e \u043c\u0435\u0442\u0430\u043b\u043b\u0430 \u0432 \u0445\u043e\u043b\u043e\u0434\u0438\u043b\u044c\u043d\u044b\u0445 \u043a\u0430\u043c\u0435\u0440\u0430\u0445: 3 \u043f\u0440\u043e\u0444\u0438\u043b\u044f \u0434\u043b\u044f \u0442\u0435\u043f\u043b\u043e\u0438\u0437\u043e\u043b\u044f\u0446\u0438\u043e\u043d\u043d\u044b\u0445 \u043f\u0430\u043d\u0435\u043b\u0435\u0439, 2026 \u0433\u043e\u0434.","author":"Darren Mao","date":"15 \u0438\u044e\u043b\u044f, 2026","format":false,"excerpt":"Cold Storage Roll Forming Machines: 3 Insulated Panel Profiles 2026 Primary keyword: cold storage roll forming machine Secondary keywords: insulated panel roll former, sandwich panel production, cold room door frame, refrigeration racking, freezer panel machine, PU panel roll forming, temperature controlled storage, pharmaceutical cold chain, food processing equipment The global\u2026","rel":"","context":"\u0412 &quot;Roll Forming Machine&quot;","block_context":{"text":"Roll Forming Machine","link":"https:\/\/believeindustry.company\/ru\/category\/roll-forming-machine\/"},"img":{"alt_text":"Cold Storage Roll Forming Machines_ 3 Insulated Panel Profiles 2026","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/07\/Cold-Storage-Roll-Forming-Machines_-3-Insulated-Panel-Profiles-2026.webp?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/07\/Cold-Storage-Roll-Forming-Machines_-3-Insulated-Panel-Profiles-2026.webp?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/07\/Cold-Storage-Roll-Forming-Machines_-3-Insulated-Panel-Profiles-2026.webp?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/07\/Cold-Storage-Roll-Forming-Machines_-3-Insulated-Panel-Profiles-2026.webp?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/07\/Cold-Storage-Roll-Forming-Machines_-3-Insulated-Panel-Profiles-2026.webp?resize=1050%2C600&ssl=1 3x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/07\/Cold-Storage-Roll-Forming-Machines_-3-Insulated-Panel-Profiles-2026.webp?resize=1400%2C800&ssl=1 4x"},"classes":[]},{"id":25410,"url":"https:\/\/believeindustry.company\/ru\/rolling-shutter-roll-forming-applications\/","url_meta":{"origin":25406,"position":1},"title":"Rolling Shutter Roll Forming: 5 Commercial Profiles for 2026","author":"Darren Mao","date":"5 \u043d\u043e\u044f\u0431\u0440\u044f, 2026","format":false,"excerpt":"Rolling Shutter Roll Forming: Shopfront to Warehouse Applications Short answer: Rolling shutter roll forming produces five slat families from 0.5 to 1.0 mm prepainted or galvanized coil, at 25 to 40 m\/min. The hook radius holds the curtain together, and it must repeat within 0.1 mm. Everything else in the\u2026","rel":"","context":"\u0412 &quot;Application&quot;","block_context":{"text":"Application","link":"https:\/\/believeindustry.company\/ru\/category\/application\/"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":2651,"url":"https:\/\/believeindustry.company\/ru\/roll-forming-machine-malaysia-roll-forming-machines-for-malaysia\/","url_meta":{"origin":25406,"position":2},"title":"\u041f\u0440\u043e\u0444\u0438\u043b\u0435\u0433\u0438\u0431\u043e\u0447\u043d\u044b\u0435 \u043c\u0430\u0448\u0438\u043d\u044b \u041c\u0430\u043b\u0430\u0439\u0437\u0438\u044f, \u041f\u0440\u043e\u0444\u0438\u043b\u0435\u0433\u0438\u0431\u043e\u0447\u043d\u044b\u0435 \u043c\u0430\u0448\u0438\u043d\u044b \u0434\u043b\u044f \u041c\u0430\u043b\u0430\u0439\u0437\u0438\u0438","author":"Darren Mao","date":"8 \u0441\u0435\u043d\u0442\u044f\u0431\u0440\u044f, 2018","format":false,"excerpt":"Last month, we received 1 order for 4 machines for roller up door for Malaysia customer ( Roll Forming Machine Malaysia) , which all the machines are customized. Roll Forming Machine Malaysia The Malaysia customer have visited 6 more factories of roll forming machine, And choose us as the last\u2026","rel":"","context":"\u0412 &quot;Company News&quot;","block_context":{"text":"Company News","link":"https:\/\/believeindustry.company\/ru\/category\/company-news\/"},"img":{"alt_text":"roll forming machine malaysia","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/09\/Industrial-Roller-Shutter.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/09\/Industrial-Roller-Shutter.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/09\/Industrial-Roller-Shutter.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/09\/Industrial-Roller-Shutter.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/09\/Industrial-Roller-Shutter.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":24953,"url":"https:\/\/believeindustry.company\/ru\/fencing-security-roll-forming-machine\/","url_meta":{"origin":25406,"position":3},"title":"\u041f\u0440\u043e\u0444\u0438\u043b\u0435\u0433\u0438\u0431\u043e\u0447\u043d\u0430\u044f \u041c\u0430\u0448\u0438\u043d\u0430 \u0434\u043b\u044f \u0417\u0430\u0431\u043e\u0440\u043e\u0432 \u0438 \u041e\u0433\u0440\u0430\u0436\u0434\u0435\u043d\u0438\u0439: 5 \u041f\u0440\u043e\u0444\u0438\u043b\u0435\u0439 \u0412\u043e\u0440\u043e\u0442 \u0438 \u0411\u0430\u0440\u044c\u0435\u0440\u043e\u0432 2026","author":"Darren Mao","date":"23 \u043e\u043a\u0442\u044f\u0431\u0440\u044f, 2026","format":false,"excerpt":"Fencing & Security Roll Forming Machine: 5 Gate and Barrier Profiles for 2026 Short answer: A fencing & security roll forming machine produces welded mesh rails, palisade fence stakes, gate frames, crash barrier beams, and perimeter guardrail posts from coil. Profile section, steel thickness, and coating choice decide which line\u2026","rel":"","context":"\u0412 &quot;Roll Forming Machines&quot;","block_context":{"text":"Roll Forming Machines","link":"https:\/\/believeindustry.company\/ru\/category\/roll-forming-machines\/"},"img":{"alt_text":"Fencing & Security Roll Forming Machine","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/10\/fencing-roll-forming-machine-production-line.webp?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/10\/fencing-roll-forming-machine-production-line.webp?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/10\/fencing-roll-forming-machine-production-line.webp?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/10\/fencing-roll-forming-machine-production-line.webp?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/10\/fencing-roll-forming-machine-production-line.webp?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":22693,"url":"https:\/\/believeindustry.company\/ru\/roll-forming-corporation-china\/","url_meta":{"origin":25406,"position":4},"title":"\u041a\u0430\u043a \u0432\u044b\u0431\u0440\u0430\u0442\u044c \u043f\u043e\u0434\u0445\u043e\u0434\u044f\u0449\u0443\u044e \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044e \u043f\u043e \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044e \u043c\u0435\u0442\u0430\u043b\u043b\u0430 \u0434\u043b\u044f \u0432\u0430\u0448\u0435\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0441\u0442\u0432\u0435\u043d\u043d\u043e\u0439 \u043b\u0438\u043d\u0438\u0438","author":"Darren Mao","date":"27 \u043c\u0430\u044f, 2026","format":false,"excerpt":"\u0427\u0435\u043c \u043d\u0430 \u0441\u0430\u043c\u043e\u043c \u0434\u0435\u043b\u0435 \u0437\u0430\u043d\u0438\u043c\u0430\u0435\u0442\u0441\u044f \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u043f\u043e \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044e \u043c\u0435\u0442\u0430\u043b\u043b\u0430? \u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f \u043f\u043e \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044e \u043c\u0435\u0442\u0430\u043b\u043b\u0430 \u043f\u0440\u043e\u0435\u043a\u0442\u0438\u0440\u0443\u0435\u0442 \u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442 \u0441\u0442\u0430\u043d\u043a\u0438, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043f\u0440\u0435\u0432\u0440\u0430\u0449\u0430\u044e\u0442 \u043f\u043b\u043e\u0441\u043a\u0438\u0439 \u043c\u0435\u0442\u0430\u043b\u043b\u0438\u0447\u0435\u0441\u043a\u0438\u0439 \u0440\u0443\u043b\u043e\u043d \u0432 \u043f\u0440\u043e\u0444\u0438\u043b\u0438 \u043d\u0443\u0436\u043d\u043e\u0439 \u0444\u043e\u0440\u043c\u044b. \u042d\u0442\u0438 \u043f\u0440\u043e\u0444\u0438\u043b\u0438 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u0432 \u043a\u0440\u044b\u0448\u0430\u0445, \u0441\u0442\u0435\u043d\u0430\u0445, \u0441\u0442\u0435\u043b\u043b\u0430\u0436\u0430\u0445, \u043e\u0433\u0440\u0430\u0436\u0434\u0435\u043d\u0438\u044f\u0445, \u043a\u0430\u0431\u0435\u043b\u044c\u043d\u044b\u0445 \u043b\u043e\u0442\u043a\u0430\u0445, \u043a\u0440\u0435\u043f\u043b\u0435\u043d\u0438\u044f\u0445 \u0434\u043b\u044f \u0441\u043e\u043b\u043d\u0435\u0447\u043d\u044b\u0445 \u0431\u0430\u0442\u0430\u0440\u0435\u0439 \u0438 \u0441\u0442\u0430\u043b\u044c\u043d\u044b\u0445 \u0437\u0434\u0430\u043d\u0438\u044f\u0445. \u0421\u0442\u0430\u043d\u043e\u043a \u043f\u043e\u0434\u0430\u0435\u0442 \u043b\u0438\u0441\u0442\u043e\u0432\u043e\u0439 \u043c\u0435\u0442\u0430\u043b\u043b \u0447\u0435\u0440\u0435\u0437 \u043f\u043e\u0441\u043b\u0435\u0434\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0435 \u0440\u043e\u043b\u0438\u043a\u043e\u0432\u044b\u0435 \u0441\u0442\u0430\u043d\u0446\u0438\u0438. \u041d\u0430 \u043a\u0430\u0436\u0434\u043e\u0439 \u0441\u0442\u0430\u043d\u0446\u0438\u0438 \u043f\u0440\u043e\u0438\u0441\u0445\u043e\u0434\u0438\u0442 \u0433\u0438\u0431\u043a\u0430\u2026","rel":"","context":"\u0412 &quot;How to&quot;","block_context":{"text":"How to","link":"https:\/\/believeindustry.company\/ru\/category\/how-to\/"},"img":{"alt_text":"How to Pick the Right Roll Forming Corporation for Your Production Line","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/05\/How-to-Pick-the-Right-Roll-Forming-Corporation-for-Your-Production-Line.webp?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2026\/05\/How-to-Pick-the-Right-Roll-Forming-Corporation-for-Your-Production-Line.webp?resize=350%2C200&ssl=1 1x, 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\u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f","author":"Darren Mao","date":"30 \u043d\u043e\u044f\u0431\u0440\u044f, 2018","format":false,"excerpt":"\u041a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Believe Industry, \u044f\u0432\u043b\u044f\u044f\u0441\u044c \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c \u0438 \u044d\u043a\u0441\u043f\u043e\u0440\u0442\u0435\u0440\u043e\u043c \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043c\u0435\u0442\u0430\u043b\u043b\u0430 \u0432 \u041a\u0438\u0442\u0430\u0435, \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442 \u043f\u043e\u043b\u043d\u044b\u0439 \u0430\u0441\u0441\u043e\u0440\u0442\u0438\u043c\u0435\u043d\u0442 \u043e\u0431\u043e\u0440\u0443\u0434\u043e\u0432\u0430\u043d\u0438\u044f \u0434\u043b\u044f \u043f\u0440\u043e\u0444\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u043c\u0435\u0442\u0430\u043b\u043b\u0430 \u043d\u0430 \u043f\u0440\u043e\u0434\u0430\u0436\u0443. \u0411\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u0432\u044b\u0441\u043e\u043a\u043e\u0439 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438, \u043f\u043e\u0442\u043e\u0447\u043d\u043e\u0439 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u043a\u0435 \u0438 \u043c\u0435\u043d\u044c\u0448\u0435\u043c\u0443 \u0432\u0435\u0441\u0443, \u0430 \u0442\u0430\u043a\u0436\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u043c\u0443 \u043a\u0430\u0447\u0435\u0441\u0442\u0432\u0443 \u0432\u044b\u043f\u0443\u0441\u043a\u0430\u0435\u043c\u043e\u0439 \u043f\u0440\u043e\u0434\u0443\u043a\u0446\u0438\u0438, 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