PVC agricultural water supply pipe making machine 1. cooling water volume(m^3h):6, ... -3 PVC Agricultural Water Supply pipe making machine PVC plastic pipe machine is specializing in manufacturing PVC,CPVC ... parallel) doublescrew extruder, vacuum sizing platform, tractor, cutting machine, stacker, etc. The conical (parallel) doublescrew extruder and ... . PVC agricultural water supply pipe making machine