... twin screw extruder ,pipe mould ,vacuum calibrator ,cooling tank ,haul off machine ,cutter ,stacker ,belling machine and so on .It can ... Main Technical Parameters: Length of vacuum sizing tank (mm)6000Center distance (mm)330Vacuum pump (kw)4.0Water pump (kw)3.7traction ... /s)0.3-12traction force (N)22×1000Max dia. (mm)2×63Specifications maybe modified without any further notice. pvc pipe making machine