Zhoushan QunYing Plastic Machinery Manufactory

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Zhoushan, Zhejiang, China
Unnamed Road Zhoushan Shi Zhejiang Sheng CN

ZHOUSHAN QUNYING SCREW has strong technical force, equipped with advanced equipment and strict tests. Mostly products materials are selected from high quality powderalloy steel with the best materials to exploit market and most new materials, add reasonable process design through tempering, molding, qualitative, nitriding, fine grinding, polishing process of refining. So that the screw barrel has super-hard resistance wear, corrosion resistance, parallel twin screw fracture resistance.

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