... market.utomatica cold C-shape and Z-shape and s colored steel sheet and whipstitch it. It adopts PLC Control system, ... be adjusted manually.A, Profile B, Main technical parameters1. Material steel, thickness, 0.4-0.6mm, yield strength≤250MPa2. Working ... treatment, coated with chrome 7. Roller shaft material, NO.45 steel with treatment8. Roller shaft diameter, 70mm9. hydraulic station pressure, 10 ...