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ZHOUSHAN QUNYING PLASTIC MACHINERY MANUFACTORY is professional

China Screw And Barrels Manufacturers and PVC Screws Barrels Wholesalers

,we manufacture extruder screw barrel, injection screw barrel, parallel twin screw barrel, conical twin screw barrel, rubber screw barrel, bimetallic screw barrel,PVC Screws Barrels and other various types of screw barrel. At present, Qunying SCREW have a professional design experienced production team. We are located in east of Zhoushan city, zhejiang province, close to Shanghai, Ningbo port.
ZHOUSHAN QUNYING SCREW has strong technical force, equipped with advanced equipment and strict tests. Mostly products materials are selected from high quality powder alloy steel…

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What are the structural characteristics of the twin-screw extruder?
13-12-2018
(1) Meshing type co-rotating twin-screw extruder: Since the speed of the co-rotating twin-screw at the meshing position is opposite, one screw pulls the material into the meshing g...
What are the characteristics of the conical twin-screw extruder?
07-12-2018
The twin-screw extruder can be classified from the meshing or not, whether the direction of rotation is in the same direction or in the opposite direction, and whether the axis of ...
What is the function of the conical screw and barrel?
29-11-2018
The conical twin-screw extruder has the characteristics of uniform plasticizing and kneading, high output, stable quality, wide adaptability, long service life and direct molding o...

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