C/ U Purlin Roll Forming Machine with Pre-Punching

C/ U Purlin Roll Forming Machine with Pre-Punching for making steel c shaped purlin. A). Main Components: Decoiler -------------------------------------------- 1 Unit Feeding & Leveling -------------------------------- 1 Unit Main roll forming machine ------------------------ 1 Unit Hydraulic punching device ------------------------ 1 Unit Hydraulic cutting device --------------------------- 1 Unit Hydraulic Station ----------------------------------- 1 Unit PLC computer control -------------------