Slitting Line is the backbone of modern metal coil processing.
From steel service centers to appliance manufacturers, these lines help cut wide coils into narrower strips with precision and speed. Whether you're a metal processing beginner or an experienced buyer, this complete guide explains everything you need to know about slitting lines, their working principles, benefits, and how to choose the right one for your business.
What is a slitting line?
A slitting line is a processing system designed to uncoil, slit and recoil wide metal coils into narrower strips. It's widely used in the steel, aluminum, copper and stainless steel industries.
Basic workflow of a slitting line:
- Uncoiling: The wide master coil is loaded onto the uncoiler.
- Leveling/Feeding: The coil is fed into the line with proper tension.
- Slitting: Circle blades cut the coil into desired widths.
- Tension Control: Ensure smooth edge and consistent strip winding.
- Recoiling: The slit strips are wound into new coils, ready for delivery.
Why is Slitting Important in Coil Processing?
Slitting is essential for downstream manufacturing. It allows service centers and factories to convert bulk metal materials into specific dimensions needed for:
- Automative parts
- Home appliances
- HVAC ducts
- Metal furniture
- Electrical components
- Packaging and construction materials
FQA:
What materials can be slit on a slitting line?
Slitting lines can process a variety of metals including:
- Cold-rolled and hot-rolled steel
- Stainless steel
- Galvanized steel
- Copper foil
- Aluminum coil
- Silicon steel (used in transformers)
How does a slitting line differ from a cut to length line?
A slitting line cuts lengthwise into narrow strips and recoilers them, while a cut to length line cuts crosswide into sheets. Each serves different applications in the metal industry.
What is the typical speed of a slitting line?
Speed can range from 20m/min for light-duty machiens to over 200 m/min for high-speed automatic lines, depending on the material and thickness.
Key components of a Slitting Line
| Component |
Function |
| Uecoiler |
Holds and feeds the master coil |
| Leveler/Feeder |
Straightens and aligns the coil |
| Slitter Head |
Contains rotary knives for cutting |
| Tension Pad/Bridle Roll |
Controls strip tension |
| Recoiler |
Winds the narrow strips into coils |
| Separator |
Keeps strips aligned during recoiling |
| Edge Trimmer & Scrap Winder |
Handles coil edge waste |
Types of Slitting Lines Offered by Kinbenz
At Kinbenz, we manufacture customizable metal coil slitting lines for diverse industries. Whether your focus is thin copper, glavanized steel or narrow strips, our engineering team can design a solution tailored to your material, space, and production needs.
Notable Features of Kinbenz Slitting Lines:
- Custom-built design to meet coil specs, workshop layout, and production capacity.
- Manual blade replacement on slitter head for cost-efficiency and simplified maintenance.
- Supports wide-to-narrow coil width (30-2000mm)
- Options for edge trimming, duplex tension pads, and scrap management
- Compatible with different control systems (Simens, or other famous brand)
How to Choose the Right Slitting Line?
Here are the top factors you should consider when selecting a slitting line:
-
Material Type and Thickness
Know the exact specifications of the materials you’ll be processing.
-
Desired Strip Width and Number
The slitter head must support your required precision and number of cuts.
-
Line Speed and Automation
Match your production output needs with a manual, semi-auto, or fully automatic line.
-
Tension and Edge Quality
Important for thin coils like aluminum or copper foil.
-
After-sales Support & OEM Options
Consider choosing a manufacturer like Kinbenz that offers global OEM and technical support.
Why Choose Kinbenz Slitting Line?
With over 30 years of experience, in-hosue CNC machining, and full OEM services, Kinbenz is trusted by global distributions and end-users.
- Customzied designs for all budgets
- Support for wide or narrow coils
- Fast production and shipping
- CE-certified equipment
- Technical documents and branding options
Ready to Start your Project?
Whether who you are or what you need, Kinbenz Machine is ready to help you make the line solutions for succed.
Let's discuss your project today.
Contact us now for a custom slitting line solution.
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