... pipe ,hollw wall pipe,multi-lay Our company produce Three Layer Co-extrusionPE pipeextruder equip with professional single screw extruder, with ... style die head, with static state mix-temper system, feeding layer fold with each other plenty, compare with traditional bracket style ... ×21000KG/h500KW0.1-1m/s35×6×4 PE pipe of 3 Layer Coextrusion multifunctional Extrusion Machinery