Unwinder

This machine addresses the unique challenges of abrasive materials—high stiffness, brittleness, and frequent splices. It ensures smooth, tension-controlled unwinding to prevent web breaks and wrinkles, serving as the critical front-end equipment for abrasive converting lines (slitting, sheeting, or rewinding).

Key Features


Continuous roll replacement without stopping the machine

>  Specialized for Abrasives: Robust frame design dampens vibration caused by rigid abrasive materials, ensuring stable unwinding at high speeds.

>  Precision Tension Control: Equipped with a magnetic powder brake or servo-driven tension control system. It maintains ultra-low tension fluctuation to protect the abrasive grain integrity.

> Automatic EPC Guide: Integrated with a high-sensitivity hydraulic/pneumatic Edge Position Control system. It guarantees precise edge alignment with an accuracy of ±1mm during unwinding.

> Shaftless Lifting System: Standard shaftless design with cone chucks for quick reel loading/unloading. Compatible with 3-inch or 6-inch ID cores.

> Heavy-Duty Capacity: Reinforced steel structure supports heavy mother rolls up to 2000kg, accommodating large-diameter sandpaper reels.


【Technical Specifications】


>    Working Width: Customizable (Common: 1300mm - 1650mm)

>    Max. Unwind Diameter: Φ800mm - Φ1200mm

>    Core Inner Diameter: 3" (76mm) or 6" (152mm)

>    Tension Control: Automatic constant tension

>    Option: Photoelectric tracking / Ultrasonic tracking


More infomation please contact with us: info@winsing-machinery.com

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Contact: Frank

Phone: +86 15895185181

Tel: +86 21-37110356

Email: info@winsing-machinery.com

Add: 282-A Long Yuanhao, Xuanjia Village, Economic Development Zone, Changzhou City, Jiangsu Province Office Address: No. 2258, Huhang Rd, Fengxian District, Shanghai.