기어박스 전송과 4 밀리미터 GCr15 17 롤러 중도리 롤 성형기

CZ Purlin Roll Forming Machine with Material thickness 4mm Gearbox transmission Technical Parameter 1. The specification of the rolling production (mm): 80-300×L (see appendix 1) 2. The speed of the roll-in: 12-15M/min 3. The number of the roller: 17 4. The material of the roller: use the excellent hammered steel Cr15 to be quenched as a whole, then to p rocess by numerical control. 5. The material of the principal axis: use the excellent steel No.45 to process. 6. The power