... cable laying, etc. The set consists of single screw extruder, vacuum calibrating bench, tractor, cutting machine, and turn rack, etc.Main ... pipes, etc. The set consists of conical twin screw extruder, vacuum shaping box, tractor, cutting machine, turn rack, etc, have ... achieve 16 kn /m2, can adapt to below 10% alkali liquid. The pipe has corrosion resistance, light weight, easy installation, pass flow ...