PVC double pipe extrusion line is used to produce electrical conduit pipes, cable-laying pipes etc. It is made up of SJ-51/105,SJ-65/132 conical twin screw extruder, double extrusion die head, and other downstream components. Designed to produce 2 small diameter pvc pipes at one time. ADVANTAGES OF THIS LINE:1. Two pipes extruded simultaneously and controlled respectively. One ceases and another goes on.2. A combination of drawing and cutting machine with fine appearance and accurate synchronization.3. Applicable pipe diameter ranges from 16-40mm.4. PLC system and user-friendly human-machine interface can be designed to meet customer requirements