Extrusion Line, Plastic Machinery, Single Screw Extruder manufacturer / supplier in China, offering 380V / 50Hz Flexible Rubber &Plastic Foam Insulation A/C Pipes Production Line, PVC / NBR Rubber Foam Insulation Tube / Plate Production Line with Thickness 9mm/13mm/19mm, NBR/EPDM Foaming Flexible Rubber Insulation Tube Production Machinery for Air Conditioning Applications and so on.