{"id":23826,"date":"2026-08-26T20:09:51","date_gmt":"2026-08-26T12:09:51","guid":{"rendered":"https:\/\/believeindustry.company\/?p=23826"},"modified":"2026-09-03T20:53:25","modified_gmt":"2026-09-03T12:53:25","slug":"apakah-itu-pemotongan-gegelung","status":"publish","type":"post","link":"https:\/\/believeindustry.company\/ms\/what-is-coil-slitting\/","title":{"rendered":"Apakah itu Pemotong Gegelung? 5 Fakta Penyediaan Bahan 2026"},"content":{"rendered":"
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Every roll forming line is only as good as the strip feeding it. Yet most profile defects we trace back at Believe Industry do not start at the roll former. They start at the coil. A strip with burrs, camber, or width variation will fight the machine all the way down the line.<\/p>

That is where coil slitting comes in. It is the step between the steel mill and your roll forming machine, and it decides whether your material runs clean or runs you into scrap.<\/p>

This guide explains what coil slitting is, how a slitting line works, and the five material prep facts that matter most for roll forming accuracy.<\/p>

What Is Coil Slitting?<\/h2>

Coil slitting is a metal cutting process that slices a wide master coil lengthwise into multiple narrower strips, called mults, using rotary slitter knives. The strips are rewound into separate coils, each cut to the exact width a downstream machine needs.<\/p>

Steel mills produce master coils in standard widths, usually 1000mm to 2000mm, weighing 10 to 30 tonnes. Almost no roll forming machine wants that width. A\u00a0cz mesin pembentuk roll purlin<\/a>\u00a0might need 200mm strip. A cable tray line might need 400mm. Slitting bridges that gap.<\/p>

One pass through a slitting line can cut a single 1250mm master coil into 20 or more strips in one run. That is the whole point. You buy steel by the tonne at mill widths, then slit it into the precise widths your profiles demand. You can read the general process background on\u00a0Wikipedia’s roll slitting page<\/a>.<\/p>

Coil preparation is not a side job. It is the first quality gate for the entire\u00a0proses membentuk gulungan<\/a>.<\/p>

How a Coil Slitting Line Works<\/h2>

Satu piawaian\u00a0garisan belahan gegelung<\/a>\u00a0runs steel through six stations in sequence. Here is what happens at each one.<\/p>

Entry and uncoiling.<\/strong>\u00a0The master coil loads onto a mandrel, the outer wraps are peeled and fed into pinch rolls. A well-built\u00a0uncoiler<\/a>\u00a0holds the coil centered and releases material at a steady rate. Misalignment here creates camber in every strip downstream.<\/p>

Loop and feeding.<\/strong>\u00a0A loop pit or accumulator decouples the uncoiler speed from the slitter head speed. The strip enters the knives flat and tension-free. On lines that also correct shape, a leveler flattens coil memory before the cut.<\/p>

The slitter head.<\/strong>\u00a0This is the heart of the machine. Paired circular knives, an upper and a lower for each cut line, shear the strip as it passes between them. Rubber stripper rings hold the strip flat and push the finished strips apart so they do not ride over each other.<\/p>

Scrap winding.<\/strong>\u00a0The two trimmed edge strands wind onto scrap winders. Typical trim is 3mm to 8mm per side, depending on edge quality requirements and mill edge condition.<\/p>

Tension and separation.<\/strong>\u00a0A tension stand or drag pad grips each strip so the recoiler winds it tight. The slitter knives separate the mults; the tension station keeps them separated.<\/p>

Recoiling.<\/strong>\u00a0Each strip rewinds onto its own mandrel, separated by fingers or separators, ready for shipment or for the roll forming line.<\/p>

Modern light gauge lines run at 150 to 250 meters per minute. The slitter head does not slow down for more strips. It slows down for thicker material, which is why gauge class matters when you specify a line.<\/p>

\"How<\/p>

Slitter Knife Setup: Clearance Decides Everything<\/h2>

The single biggest factor in slit edge quality is the clearance between the upper and lower slitter knife. Too tight, and the knives wear fast and burnish the edge instead of cutting it. Too open, and the strip tears instead of shearing, leaving heavy burr and edge stretch.<\/p>

The starting rule of thumb is 8 to 10 percent of material thickness, split between the two knife sets. Setup technicians then adjust by watching the burr. These starting values work for mild steel:<\/p>
Ketebalan Bahan<\/th>Starting Clearance (per side)<\/th>Expected Burr<\/th><\/tr><\/thead>
0.3 to 0.5mm<\/td>0.03 to 0.05mm<\/td>Under 0.03mm<\/td><\/tr>
0.6 to 1.0mm<\/td>0.05 to 0.10mm<\/td>Under 0.05mm<\/td><\/tr>
1.1 to 2.0mm<\/td>0.10 to 0.18mm<\/td>Under 0.10mm<\/td><\/tr>
2.1 to 3.0mm<\/td>0.18 to 0.28mm<\/td>Under 0.15mm<\/td><\/tr>
3.1 to 6.0mm<\/td>0.28 to 0.50mm<\/td>Under 0.25mm<\/td><\/tr><\/tbody><\/table>

Knife setup also includes overlap and cant. Overlap is how deep the knife circles mesh vertically. Cant angles the knives slightly so the cut opens behind the blade, reducing drag on the strip. Both settings shift with thickness and material grade. High-strength steel and stainless need different values than mild steel.<\/p>

Harder material needs more clearance. Softer, gummy material like some aluminum grades needs less. When a line cuts multiple grades, the setup sheet for each grade matters as much as the knives themselves. Setup technicians at\u00a0Pembuat<\/a> publish practical guidance on this if you want depth beyond the tables here.<\/p>

Why Slit Edge Quality Matters for Roll Forming<\/h2>

Roll forming bends the strip edges more than any other part of the profile. Legs, returns, and hemmed edges all start as slit edge. If that edge carries a burr or is work-hardened from a bad cut, the profile shows it.<\/p>

Burr is the first problem. A burr is a thin roll of metal squeezed out at the cut line. On a roll formed profile, a heavy burr cracks when the edge bends. On prepainted coil, burr drags through the tooling and scratches the coating. Burr also packs into roll gaps and accelerates tooling wear across the whole\u00a0talian mesin membentuk roll<\/a>.<\/p>

Camber is the second problem. Camber is the sideways curve of a strip measured over its length. If the slit strip arcs left or right, the\u00a0mesin membentuk gulungan<\/a>\u00a0pulls it straight by force. That fight shows up as twist in the finished profile, wavy legs, and inconsistent leg heights along the length.<\/p>

Edge wave is the third. Strips cut with excessive clearance stretch at the edge instead of shearing cleanly. The stretched edge is longer than the center of the strip, so it buckles into waves. Edge wave feeds directly into profile wave on the exit side.<\/p>

This is why experienced buyers specify edge quality on their slit coil orders, not just width and thickness. An edge that looks acceptable in coil form can fail on the machine.<\/p>

Slitting Tolerances You Should Specify<\/h2>

Width tolerance on slit strip depends on material thickness. Thinner material shears cleaner and holds tighter tolerances. These values reflect what well-maintained slitting lines deliver in practice:<\/p>
Ketebalan Bahan<\/th>Toleransi Lebar<\/th>Camber (per 2m of strip)<\/th>Burr Limit<\/th><\/tr><\/thead>
0.2 to 1.0mm<\/td>plus or minus 0.10mm<\/td>1.0mm<\/td>5 percent of thickness<\/td><\/tr>
1.0 to 2.0mm<\/td>plus or minus 0.13mm<\/td>1.5mm<\/td>5 percent of thickness<\/td><\/tr>
2.0 to 3.0mm<\/td>plus or minus 0.15mm<\/td>2.0mm<\/td>8 percent of thickness<\/td><\/tr>
3.0 to 6.0mm<\/td>plus or minus 0.20mm<\/td>2.5mm<\/td>10 percent of thickness<\/td><\/tr><\/tbody><\/table>

For comparison, general flat-rolled requirements for hot and cold rolled steel fall under\u00a0ASTM A568\/A568M<\/a>. Precision roll forming work often demands tighter than standard values, which is a conversation to have with your slitting source before you order.<\/p>

Compare this with\u00a0dipotong kepada garis panjang<\/a> work, where length tolerance drives the spec. In coil slitting, width, camber, and burr drive it. Write all three into your coil purchase spec.<\/p>

Light, Medium, and Heavy Gauge Slitting Lines<\/h2>

Coil slitting lines are classed by the material thickness they handle. Buying the wrong class for your product mix wastes money in both directions: too light a line breaks down, too heavy a line costs more than the job needs.<\/p>
Line Class<\/th>Julat Ketebalan<\/th>Kelajuan Talian<\/th>Max Strips<\/th>Typical Products<\/th><\/tr><\/thead>
Light gauge<\/td>0.1 to 2.0mm<\/td>150 to 250 m\/min<\/td>30+<\/td>Roofing, purlins, strut channel, cable tray<\/td><\/tr>
Medium gauge<\/td>1.5 to 4.0mm<\/td>80 to 150 m\/min<\/td>20<\/td>Rack uprights, structural purlins<\/td><\/tr>
Heavy gauge<\/td>3.0 to 12.0mm<\/td>30 to 60 m\/min<\/td>10<\/td>Thick structural sections, plate strip<\/td><\/tr><\/tbody><\/table>

A\u00a0garis celah tolok cahaya<\/a>\u00a0covers most roll forming feed stock, since roofing, wall panel, purlin, and strut material sits between 0.3mm and 3.0mm. A\u00a0garis celah tolok berat<\/a>\u00a0exists for thick structural strip that most roll formers never touch.<\/p>

For small shops and lower volumes, a\u00a0garis celah mini<\/a> handles narrow coils and modest widths at a fraction of the footprint and price. We have installed all three classes, and the wrong-size line is the most common spec error we see from first-time buyers.<\/p>

\"Light,<\/p>

Buy Slit Coil or Slit In-House?<\/h2>

Most small and mid-size roll formers buy slit coil from a toll processor. You send the spec, they cut the master coil, you receive mults ready to run. No capital, no setup crew, no knife inventory.<\/p>

The math changes as volume grows. Toll slitting bills you per cut, per setup, and per tonne. Once your monthly tonnage justifies two or three fixed widths, the payback on your own line shortens fast. Lines like the\u00a0decoiler options we describe here<\/a>\u00a0pair directly with in-house slitting for full material control.<\/p>

In-house slitting also buys responsiveness. Change a strip width in an afternoon instead of waiting a week for a processor slot. For job shops running custom roll forming profiles with frequent width changes, that agility is worth real money.<\/p>

Our honest advice: below roughly 500 tonnes per month of a stable width mix, use a toll processor. Above it, run the numbers on your own line. The crossover point moves with local labor cost and steel logistics, so model your own case rather than copying someone else’s.<\/p>

\"Buy<\/p>

What Drives Coil Slitting Cost<\/h2>

Four factors dominate coil slitting cost. Strip count, because more cuts means more knife sets and longer setups. Material gauge, because heavy material runs slower and wears knives faster. Edge quality spec, because tight burr and camber limits demand better knives and slower speeds. And yield loss, since every slit order loses the trimmed edges plus the coil head and tail.<\/p>

If your profile design tolerates a slightly wider trim, you gain knife life and cut quality. If your\u00a0mesin membentuk roll lembaran bumbung<\/a>\u00a0profile allows edge trimming on the roll former itself, you can order wider tolerance slit coil and cut cost on both ends.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Frequently Asked Questions of Coil Slitting<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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<\/i><\/span><\/i><\/span>What is coil slitting?<\/span><\/i><\/div>

Coil slitting is a metal cutting process that cuts a wide master coil lengthwise into multiple narrower strips using paired rotary slitter knives. The strips rewind into separate coils cut to the exact width needed by roll forming machines, stamping presses, and tube mills.<\/p><\/div>\n\t\t\t\t\t<\/div>

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<\/i><\/span><\/i><\/span>Why does roll forming need slit coil?<\/span><\/i><\/div>

Steel mills produce master coils 1000mm to 2000mm wide, but roll forming profiles need narrow strip, typically 100mm to 600mm. Slitting cuts the wide coil into these precise widths. It also delivers clean, burr-controlled edges that bend without cracking in the roll forming tools.<\/p><\/div>\n\t\t\t\t\t<\/div>

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<\/i><\/span><\/i><\/span>How tight is the width tolerance on slit strip?<\/span><\/i><\/div>

Typical practice is plus or minus 0.10mm for material 0.2 to 1.0mm thick, loosening to plus or minus 0.20mm for 3.0 to 6.0mm material. Precision applications can hold tighter, but expect slower line speeds and higher cost.<\/p><\/div>\n\t\t\t\t\t<\/div>

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<\/i><\/span><\/i><\/span>What causes burr on slit edges?<\/span><\/i><\/div>

Excessive clearance between the upper and lower slitter knives. When the knives sit too far apart, the strip tears instead of shearing, and the torn edge rolls into a burr. Dull or chipped knives and wrong overlap settings produce the same result.<\/p><\/div>\n\t\t\t\t\t<\/div>

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<\/i><\/span><\/i><\/span>How many strips can one coil slitting pass cut?<\/span><\/i><\/div>

Light gauge lines cut 30 or more strips in a single pass. Medium gauge lines commonly run up to 20, and heavy gauge lines up to about 10, limited by knife spacing, recoil separation, and strip stability at thickness.<\/p><\/div>\n\t\t\t\t\t<\/div>

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<\/i><\/span><\/i><\/span>What is the difference between coil slitting and cut to length?<\/span><\/i><\/div>

Slitting cuts the coil lengthwise into narrower strips that stay in coil form. Cut to length cuts the coil crosswise into flat sheets of a set length. Roll forming lines almost always consume slit coil, while fabrication shops consume cut to length sheets.<\/p><\/div>\n\t\t\t\t\t<\/div>

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<\/i><\/span><\/i><\/span>Should I buy slit coil or install my own slitting line?<\/span><\/i><\/div>

Use a toll processor below roughly 500 tonnes per month of stable widths. Above that volume, or when you need fast width changes for custom profiles, an in-house line usually pays back through eliminated toll fees and faster changeovers.<\/p><\/div>\n\t\t\t\t\t<\/div>

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<\/i><\/span><\/i><\/span>Does slit edge quality affect the finished profile?<\/span><\/i><\/div>

Yes. Heavy burr cracks when the strip edge bends in the rolls. Camber causes twist and wavy legs. Edge stretch from bad knife setup creates edge wave that transfers directly into the profile. Edge quality is a profile quality decision, not just a coil buying detail.<\/p><\/div>\n\t\t\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Last updated:August 26, 2026<\/em><\/p>

Log Perubahan Artikel:<\/strong><\/p>

  • August 26, 2026: Initial publication. Covers coil slitting definition, slitting line operation, slitter knife clearance and setup, edge quality effects on roll forming, tolerance tables, gauge class selection, and in-house vs toll slitting decisions.<\/li><\/ul>

    Pencetus Ulasan Seterusnya:<\/strong><\/p>

    1. New ASTM A568 or EN 10151 revisions affecting slit strip tolerance specifications<\/li>
    2. Knife material or coating advances that change recommended clearance percentages<\/li>
    3. Believe Industry adds a new slitting line model to the coil processing range<\/li>
    4. Significant shift in master coil standard widths from major steel mills<\/li>
    5. Customer demand for a dedicated slitting cost calculator tool<\/li><\/ol>\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\t\t<\/div>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"

      Every roll forming line is only as good as the strip feeding it. Yet most profile defects we trace back at Believe Industry do not start at the roll former. They start at the coil. A strip with burrs, camber, or width variation will fight the machine all the way down the line. That is […]<\/p>\n","protected":false},"author":1,"featured_media":23851,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_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_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":[607851849,607845018],"tags":[607851863,607851862,607851855,607851850,607851854,607851864,607851861,607851860,607851858,607851851,607851866,607851857,607851865,607851852,607844987,607851859,607851239,607851856,607851853],"class_list":["post-23826","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-coil-processing","category-roll-forming-machine","tag-burr-height","tag-camber","tag-coil-preparation","tag-coil-slitting","tag-edge-quality","tag-heavy-gauge-slitting-line","tag-light-gauge-slitting-line","tag-master-coil","tag-material-prep","tag-narrow-strip","tag-roll-forming-material","tag-slit-coil","tag-slitter-head","tag-slitter-knife","tag-slitting-line","tag-slitting-tolerance","tag-steel-processing","tag-strip-width","tag-what-is-coil-slitting"],"blocksy_meta":[],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p9K5n8-6ci","jetpack_likes_enabled":false,"jetpack-related-posts":[{"id":981,"url":"https:\/\/believeindustry.company\/ms\/slitting-line-machine\/","url_meta":{"origin":23826,"position":0},"title":"MESIN GARISAN SLITTING","author":"Darren Mao","date":"April 6, 2018","format":false,"excerpt":"Believe Industry(BELI\u00ae) has several kinds of Coil Process Equipments. Such as Slitting Line Machine, Cut To Length Line Machine, Blanking Line Machines, etc. Slitting is a sheet longitudinal metal-cutting process with circular knives, which is for\u00a0slitting wide coils\/rolls into narrow widths or for edge trimming of coils\/rolls. Mount the slitter\u2026","rel":"","context":"In "Industry News"","block_context":{"text":"Industry News","link":"https:\/\/believeindustry.company\/ms\/category\/industry-news\/"},"img":{"alt_text":"slitted coils","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/slitted-coils-e1523243954456.jpg?resize=350%2C200&ssl=1","width":350,"height":200},"classes":[]},{"id":1161,"url":"https:\/\/believeindustry.company\/ms\/cr-slitting-line\/","url_meta":{"origin":23826,"position":1},"title":"JENIS DAN APLIKASI GARIS SLITTING CR","author":"Darren Mao","date":"April 13, 2018","format":false,"excerpt":"CR Slitting Line Types and Applications CR Slitting Line Types CR Slitting Line is used to slit with Cold Roll Coils into narrow strips.\u00a0Different design Simple slitting line Hydraulic Semi-automatic Slitting Line Whole Automatically Slitting Line Different Thickness Light Gauge Slitting Line Medium Gauge Slitting Line Heavy Gauge Slitting Line\u2026","rel":"","context":"In "Company News"","block_context":{"text":"Company News","link":"https:\/\/believeindustry.company\/ms\/category\/company-news\/"},"img":{"alt_text":"cr slitting line","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/cr-slitting-line.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/cr-slitting-line.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/cr-slitting-line.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/cr-slitting-line.jpg?resize=700%2C400&ssl=1 2x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/cr-slitting-line.jpg?resize=1050%2C600&ssl=1 3x"},"classes":[]},{"id":555,"url":"https:\/\/believeindustry.company\/ms\/china-steel-coil-slitting-line-manufacturer\/","url_meta":{"origin":23826,"position":2},"title":"Talian Celah China","author":"Darren Mao","date":"Mac 19, 2018","format":false,"excerpt":"Pengenalan Ringkas Talian Pemotong Gegelung Keluli China BELI\u00ae ialah salah satu Pengilang Talian Pemotong Gegelung Keluli China di Shanghai. Talian ini merupakan talian yang bersaing untuk membuka gegelung, meratakan, menggorok, memutar semula gegelung\/gulungan besar menjadi gulungan atau gegelung lebar sempit\/tertentu. Talian ini digunakan secara meluas dalam automobil, juruelektrik, kuasa elektrik (kepingan keluli silikon),\u2026","rel":"","context":"In "Industry News"","block_context":{"text":"Industry News","link":"https:\/\/believeindustry.company\/ms\/category\/industry-news\/"},"img":{"alt_text":"coil slitting line","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/coil-strips.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/coil-strips.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/coil-strips.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/coil-strips.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":99,"url":"https:\/\/believeindustry.company\/ms\/slitting-line-2\/","url_meta":{"origin":23826,"position":3},"title":"Garisan Celah","author":"Darren Mao","date":"Mac 13, 2018","format":false,"excerpt":"Slitting Line, as it named, slit big coil(mother coil) into small coil(son coil). BELI\u00a0\u00ae \u00a0have full range slitting line for different requirements. Slitting Line What types of slitting lines Believe Industry Supply Belive Industry have a full range of slitting lines for the weight of coil: 15-30 TOn, width: 600-2600,\u2026","rel":"","context":"In "Company News"","block_context":{"text":"Company News","link":"https:\/\/believeindustry.company\/ms\/category\/company-news\/"},"img":{"alt_text":"slit line slitted coil strips","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/slit-line-slitted-coil-strips.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/slit-line-slitted-coil-strips.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/slit-line-slitted-coil-strips.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/03\/slit-line-slitted-coil-strips.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":1008,"url":"https:\/\/believeindustry.company\/ms\/mini-slitting-line\/","url_meta":{"origin":23826,"position":4},"title":"GARISAN SLITTING MINI","author":"Darren Mao","date":"April 9, 2018","format":false,"excerpt":"Mini Slitting Line, also named simple slitting line. Which is able to slit 0.2-2 mm thickness, Max 1250 mm width coil. And the coil weight is below 10 Ton M\/C of Mini Slitting Line 10 Ton Capacity Uncoiler Leveling and Slitting Device Tension Damp 10 Ton Capacity Electric Uncoiler Layout\u2026","rel":"","context":"In "Company News"","block_context":{"text":"Company News","link":"https:\/\/believeindustry.company\/ms\/category\/company-news\/"},"img":{"alt_text":"mini slitting line","src":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/mini-slitting-line-e1523263997955.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/mini-slitting-line-e1523263997955.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/mini-slitting-line-e1523263997955.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/believeindustry.company\/wp-content\/uploads\/2018\/04\/mini-slitting-line-e1523263997955.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":23656,"url":"https:\/\/believeindustry.company\/ms\/coil-width-calculation\/","url_meta":{"origin":23826,"position":5},"title":"Pengiraan Lebar Gegelung: 5 Petua Lebar Profil 2026","author":"Darren Mao","date":"Ogos 4, 2026","format":false,"excerpt":"Setiap projek pembentukan gulungan bermula dengan gegelung. Sebelum anda memotong satu stesen gulungan atau mereka bentuk corak bunga, anda memerlukan lebar gegelung yang tepat. Jika salah, anda akan membazirkan keluli, memesongkan profil atau mengikis keseluruhan kelompok. 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