Equipment characteristic 

1. a four-axis automatic exchange coil, continuous winding to improve efficiency. 2. stepless speed regulation of frequency conversion, configured with three counters, and when running at high speed will automatically stop. 3. unwinding tension adopts pneumatic brake control, and rewinding tension adopts dual control, equipped with independent sliding clutch and rewinding device, adjustable tension. 4. configure arc stretching rollers, can stretch the substrate.