Adopting two steps type decompression screw, with specially mixing and plasticization component, together with high twist torque and high temperature control accuracy make 90 of recovery material can be used in production. Composite die Adopting composite die, two extruders unite to provide material, helix turning forming, high efficiency compound technology ensures high product quality. Science pipe wall design Absorbing the technical essence of Europe and Korea, ensure high production efficiency and lower material using of the condition of same circle rigidity. Electrical control Advanced PLC computer control system, high precision temperature control module block whole color touch displaying screen to ensure convenient, stable and dependable operation.