Today we are testing 20~63mm three layer PPR pipe line for our clients. This line adopt SJ65 single screw extruder for middle layer, SJ45 extruder for outer and inner layer.
The vacuum calibrator tank has special vacuum pump, which speed is controlled by frequency inverter. It will largely reduce the noise and achieve high precision vacuum degree.
Welcome domestic and oversea clients come to visit our factory and talk business with us.