Steel open-book and shear
 

Open book:
－Composite volume begins with time to pay attention to safety. Open-book, especially when high-strength composite volume, operator Do not stand at the coil positive, to avoid the strip pop-up resulting in personal injury. Unwinding, it is best to use a tension system uncoiler coil surface to avoid scratches.
Trimming:
－Trimming or slitting of the composite panels need to select the right equipment. When the cut of the use of disc, the disc cut should have sufficient hardness to avoid using excessive wear affect the quality of the trimming.