KR-Serie 1200MM Mining-Stahldraht-Spiralrohr

KR-Series 1200MM Mining Steel Wire Spiral Pipe According to State Cities Construction Standard CJ/T125-2000 for fuel gas steel-web frame polyethylene plastic composite pipe and the standard MT181-88 issued by The Coal Industrial Department of P. R. China for mining plastic pipe, our company developed KRSJGBG mining steel wire-reinforcement composite pipe extrusion line. Coal mining steel wire polyethylene composite pipe: Its middle layer is winding steel wire with high rigidity, the inner and outer layers are static-resistant and fire-retardant plastic material, it's a sort of composite pipe pressed and shaped via multiple-layer method. Uses: Water supply, water discharging, plus-pressured ventilation; Gas sucking, working pressure is 1.0-2.0MPa. Max.