挤出机的机筒、螺杆均采用优质合金钢，经氮化和精密加工。
Machine barrel and screw arbor of extrusion machine both adopt quality alloy steel, with nitriding and fine machining.
介绍了销钉机筒冷喂料挤出机中销钉、螺杆及其新型温控装置的工作原理，论述了上述元件节能的理论依据。
The working principle and energy conservation of pin, screw and temperature control equipment in pin barrel cold feed extruder were described.
介绍了普通型、强力剪切型、销钉机筒型及传递型橡胶冷喂料挤出机螺杆螺槽内胶料流动特性理论研究的动向。
The behaviors and characteristics of rubber in a few screws, including conventional screw, barrier screw, barrel pin screw and cut-transfer mixer screw were analyzed .
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