■ Aluminum plastic composite pipe production line

Two types of welding process:

1.Ultrasonic overlap welding, co-extrusion forming.

2.Butt-joint argon-arc welding, welding seam close-gained and smooth.

High automation . Adopting PCC programmable computer control system.

Closed loop controls automatically the process of the speed of extruding and hauling, temperature and product diameter.