Characters and use Equipped with polyolefin purposed single-screw extruder, it has the characters of quick extruding, high efficiency and so on. The specially designed co-extrusion die head is reasonable in flow channel, smooth in both internal and external walls, and small in internal stress. Pipe diameter is among Φ20-Φ160mm and production speed reaches to 16m/min. One unit serves several purposes. It can produce common PP-R, Nanometer anti-bacteria pipe, PE-RT and PE-X. If added one co-extrusion engine and die on original base, it can produce PP-R fiberglass reinforced composite pipe.Technical Parameter ModelSJ65/30-33SJ75/30-33Pipe sizeΦ20-63mmΦ63-160mmLength to diameter ratio65,33/165,30/175,33/175,30/1