Qingdao Yifeng Plastic Machinery Co.,Ltd.is specialized in the design and produce the full-automatic high performance tube extruding production line.Complete and synchronous to satisfy the demand of high speed production. The automatic control equipments have high dependability, and whole production line characterized by operation simple and maintenance convenience. * PLC or temperature gauge control. * High extrusion capacity, low melt temperature. * Special screw design insure the high-efficiency and high yield. * Bevel gear design of high hardness and low noise brings dependable performance with long service life. *Adoption direct current speed regulation design for the standard, also the frequency variable speed adjusting and the electromagnetism speed adjust may be chosen. * According to the different material extrusion choosing the different extrusion machine. * Small type single screw extruder applies to co-extrusion the marking line.