1.One extruder for two pipes extrusion.Two pipes seperated adjusting on mould,vacuum tank.haul-off and cutting machine.
2.Suitable for PVC 16mm-63mm cable conduct pipe and water supply pipe production.
3.The overall pipeline design is reasonable,the vacuum degree can be adjusted.
4.Two independent control of auxiliary equipment in the double-pipe the output line while the production of different levels of pressure pipe.
5.Speed can be independent of twin tration device.