... Reliable performance 3,best price 4,efficience PPR/PE PLASTIC PIPE LINE Characters and use:Equipped with polyolefin purposed single-screw ... extrusion die head is reasonable in flow channel, smooth in both internal and external walls, and small in internal stress. Pipe diameter ... extra machines. 5. CE and ISO certificate, we supply full complete turn-key service ModelSJ65/30-33SJ75/30-33SJ90/33Pipe ...