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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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The reason why the extruder screw suddenly does not turn
18-01-2019
During the extrusion process, there may be a phenomenon that the extruder screw/suddenly stuck. At this point, if the extruder protection does not work, the operator should stop im...
What is the job of the extrusion screw maintenance?
11-01-2019
When the extrusion screw is in the process of continuous operation, its internal parts can not avoid wear and then directly lead to a decrease in production efficiency. In response...
Extruder barrel screw and mold maintenance
04-01-2019
First, the extruder barrel screw and mold maintenance Before the extruder is stopped, the mold should be turned to a condition of 5-10mm interval, so that the hinged (curved arm) s...

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