Pin barrel cold feeding  extruders are the breakthrough of cold feed extruders. It can be applied to 90% of the plastic material. Pin barrel cold feeding extruders use a streaming method rather than rely on a specially designed screw or setting intense heat of the section in screw.

This streaming method can turn the plastic material into the shunt-type screw of pin barrel cold feeding  extruders , which has a good quality of mixing and a good consistency of temperature.