Large Diameter HDPE insulating Pipe Production Line is a kind of HDPE Plastic Pipe Production line;it is mainly used for producing the HDPE Large Diameter insulating Pipe.The structure of screw adopts BM separation model,high efficiency and high output is significant advantages of single screw extruder.The unique feature of this line:easy forming and easy operation,continuous production and running stably.Large Diameter HDPE insulating Pipe is mainly used for the outer layer of heating pipe,the final heating pipe consists of three layers,the outer layer of heating pipe is HDPE pipe,the middle layer of heating pipe is polyurethane foam layer,and the inner layer of heating pipe is steel pipe.

Large Diameter HDPE insulating Pipe is used for transporting all of media with temperature range -50℃-150℃.It is widely used for supply heat,supply cold,heating oil transportation,colliery,oil,chemistry industry etc.It is also used for producing the water pipe and drainage pipe.The line consists of single screw extruder,die head,vacuum calibrating water tank,spray-cooling water tank,haul-off unit,cutting unit,stack unit and electric controlling system.