... chamber, fluctuation,adjustable 3.used for producing PPR, PE, PVC pipe 4.CE and ISO9001 certificate Applications and structure :With plastic extruder, ... water pump offer circular water for the spray devices through the water tank, and the operation of cooling and calibration by nozzle.Main Technical ParameterPipe ... 7.5KWVacuum degree(MAX=pa)4000 high efficiency vacuum machine for plastic pipes