Famous Ctl Line Manufacturers & Supplier

Precision Machinery Portfolio

Featured Coil Processing & Cut to Length Solutions

Engineered for extreme yield strengths, zero surface marring, and micrometer-precision edge straightness across hot-rolled, cold-rolled, stainless, and aluminum alloys.

High-Speed Continuous

Flying Shear Production Line

Continuous dynamic shearing synchronized with strip velocities up to 100m/min without stopping material feed.

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China Manufacturer Of Slitting Line Manufacturers, Supplier

High Rigidity Slitting

Precision Coil Slitting Line

Ultra-accurate slitting line featuring hydraulic arbor clamping and double-eccentric tool positioning mechanisms.

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CE Certification Manufacturer Of Cut to Length Line Manufacturer, Suppliers

CE Compliant CTL

Cut to Length (CTL) Line

Complete coil uncoiling, multi-roll roller leveling, servo-encoder measurement, hydraulic shearing, and automatic drop-stacking.

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Residual Stress Relief

High Strength Leveling Machine

4-Hi and 6-Hi cassette configurations providing internal stress relief and zero springback for high-tensile structural plates.

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Flatness Correction

Precision Straightening Machine

Heavy-duty roll configuration eliminating coil curvature, edge waviness, and crossbow before blanking operations.

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Heavy Plate Throughput

Plate Moving Shear Line

Synchronous shear traversing designed for 6mm–25mm thick structural hot-rolled sheet with continuous in-line cycle.

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Stainless Steel Coil Uncoiling Leveling Shearing Stacking Line

Surface Critical

Stainless Steel Cut to Length Line

Equipped with PU-coated pinch rolls, film applicators, and magnetic/air-cushion stackers for scratch-free 2B/BA/No.4 finish.

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Hot-Rolled Coil Uncoiling Slitting Leveling Cut-To-Length Stacking Production Line

Combined System

Combined Slitting & CTL Line

Integrated multi-process configuration capable of simultaneous edge-trimming, slitting, transverse cutting, and dual bundling.

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40+

Years Engineering Expertise (Since 1980s)

40,000m²

Own Heavy Manufacturing Facility in Wuxi

30+

Global Exporting Countries & Regions

45M RMB

Solid Registered Capital Base

Strategic Metallurgical Insights

Industrial Edge of Cut to Length Line Manufacturing in China

How Chinese heavy metallurgical machinery builders like Wuxi Jianfa combine 40 years of precision craftsmanship, localized Yangtze Delta supply chains, and advanced CNC automation to deliver unmatched ROI for steel service centers globally.

Full In-House Machining Cluster

Located in Xinwu District, Wuxi, Jianfa operates internal large-scale horizontal boring machines, CNC planer-type milling centers, and specialized heat treatment facilities. From line bed annealing to roller chrome-plating and dynamic balancing, end-to-end quality control eliminates reliance on volatile third-party sub-contractors.

Advanced High-Yield Leveling Tech

Processing modern high-strength steels (AHSS up to Strenx 700/960 or DOMEX) requires tremendous plastic deformation capability. Jianfa CTL lines employ heavy-duty 4-Hi and 6-Hi cassette levelers with individual motorized backup roll adjustment, providing variable roll bending to tackle edge waves, center buckles, and crossbow simultaneously.

TCO Advantage & Global Cost Parity

Compared to European manufacturers, Chinese factory-direct procurement delivers a 40–50% CapEx reduction while utilizing top-tier international standard components including Siemens S7-1500 PLCs, Rexroth hydraulic valving, SEW Eurodrive gearmotors, and NSK bearings. This enables international service centers to recoup line capital in half the timeframe.

Engineering Selection Guide

Coil Processing Comparison: CTL vs Flying Shear vs Slitting

System architecture comparison to assist procurement directors and chief metallurgists in aligning machine throughput with downstream customer tolerances.

Evaluation Parameter	Standard Stop-Go CTL Line	Continuous Flying Shear Line	High-Precision Slitting Line
Primary Output	Flat sheets / plates, neatly stacked	High-volume flat sheets, stacked	Multiple continuous narrow coils
Strip Kinematics at Shear	Intermittent stop-and-cut via servo feed rolls	Continuous non-stop strip motion (flying sync)	Continuous rotary slitting into strip recoilers
Standard Operating Speed	30 – 60 m/min (depending on cut length)	80 – 120 m/min non-stop	100 – 250 m/min
Length Accuracy	±0.3 mm / 2000 mm	±0.5 mm / 2000 mm at elevated speeds	Width tolerance: ±0.03 mm
Optimal Industry Application	Heavy plate fabrication, shipbuilding, laser blanks	Automotive exterior panels, appliances, HVAC	ERW tube mills, cold roll forming, stamping feeds
Surface Protection Tech	PVC laminating, air-cushion drop-stacking	Bombardier high-speed air stacker, magnetic belts	Felt pads, PU tension bridles, paper interleave

Macro Solutions & Trend Analysis

Future Trends & Localized Industrial Application Scenarios

Modern cut to length lines are evolving beyond simple uncoil-and-chop stations into smart, data-driven processing cells capable of handling challenging new alloys and Industry 4.0 automation.

Automotive Lightweighting (Al & AHSS)

With electric vehicle (EV) body panels demanding 5000/6000 series aluminum and ultra-high-strength steel structural chassis, modern CTL lines require 6-Hi leveling with quick cassette change mechanisms. Jianfa lines integrate optical defect detectors and non-contact laser measurement to ensure 100% surface integrity for Class-A automotive stampings.

Laser Blanking & Smart Fiber Laser Feeds

Instead of massive hydraulic punch blanking dies, modern sheet metal fabricators are transitioning to continuous laser blanking. CTL systems act as the primary leveling and continuous servo-feeder, demanding zero residual internal stress so cut sheets do not pop up and collide with high-speed fiber laser cutting heads.

Heavy Structural Infrastructure & Shipbuilding

Processing hot-rolled plates from 12mm up to 25mm thickness with yield strengths reaching 550 MPa requires massive frame stiffness. Jianfa's heavy-gauge CTL lines integrate high-tonnage hydraulic preliminary levelers, high-speed rotary trimmer heads with automatic scrap choppers, and automated robotic stackers for shipyard logistics.

Turnkey Engineering Execution Workflow

01

Parameter Audit

Analysis of strip width, yield limits, thickness spectrum, and output targets.

02

Custom CAD/CAM

Finite element stress simulation of line beds, roll journals, and shear heads.

03

In-House Machining

Forging, tempering, induction hardening of rolls to HRC 60–62 in Wuxi.

04

Pre-Shipment FAT

Full-power trial commissioning with client coil samples before crating.

05

Global Field SAT

On-site mechanical erection, electrical tuning, and operator certification.

Procurement Q&A (FAQ)

Engineering Inquiries from Global Procurement Teams

Technical clarifications addressing leveling physics, strip deflection, electrical architecture, and after-sales support protocols.

What coil processing equipment does Wuxi Jianfa manufacture?

We manufacture complete coil processing lines: slitting lines (rotary shear lines), cut to length lines, flying shear production lines, leveling machines, straightening machines and galvanizing production lines. Equipment can be supplied as a complete line or as individual machines to upgrade an existing line.

Which materials can your slitting and cut to length lines process?

Our lines process hot-rolled, cold-rolled, galvanized, stainless steel and aluminum coils, including high-strength grades. Each line is configured around your thickness range, coil width, yield strength and surface-quality requirements.

How do I choose between a slitting line, a cut to length line and a flying shear line?

Choose a slitting line when you need narrow strips recoiled for tube mills, roll forming or stamping. Choose a cut to length line when you need flat, stacked sheets or plates. Choose a flying shear line when you need high-volume sheet output, because the shear cuts while the strip keeps moving. Combined slitting and cut to length lines are also available.

What information should I send to receive an accurate technical proposal?

Please share the material grade and yield strength, coil thickness and width range, maximum coil weight and inner/outer diameter, required output (strip widths and count, or sheet length range), tolerance and flatness requirements, target line speed and the power supply at your plant.

Do you support installation, commissioning and operator training overseas?

Yes. Our after-sales team supports installation, commissioning and operator training, and continues with remote technical support and spare parts supply after start-up.

Can I visit the factory and inspect my equipment before delivery?

Yes. Buyers are welcome to visit our 40,000 m² facility in Wuxi, Jiangsu, within easy reach of Shanghai by high-speed rail, to review production and inspect their equipment before delivery.