... , Extruder, vacuum shaped tank, and haul-off machine motor produce high-quality products, haul-off machine have two-claw, three claw, and ... take into account length.production line is reliable performance, and high quality... Main Applications 1. Water supply and drainage pipelines in building ... , volume resistance of 1 to 3 x 105Ω.cm, breakdown voltage 23 to 2kv/mm;7. The toughness of PVC pipe ...