rotolo del Purlin dei rulli GCr15 17 di 4mm che forma macchina con la trasmissione del cambio

Descrizione di prodotto

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