国产精品视频77,国产精品综合一区二区,人成免费在线观看欧美,欧美日韩视频二区三区

Company Profile

Zhoushan Jinyuda plastic machinery manufacturing Co., Ltd. is a professional manufacturer of screw and glue cylinder in China.

The company has strong technical force, advanced process equipment, first-class production facilities and relatively perfect testing facilities, to ensure the quality of production, the technical index has reached 100%.From a variety of screw design: alloy spray welding to a variety of specifications of single screw, conical, parallel twin screw; PVC, EVA, TPR, TR, screw, barrel and other production. All have high standards, high precision, won the trust of customers.

The company's production of screw, barrel plastic screw, chemical fiber screw, cable screw, rubber screw and so on in the market enjoy a higher reputation, best-selling at home and abroad.The main products of the company are: single extruder screw, barrel: 30-300 series.

All kinds of screw barrel produced by the company are made of high quality 38CrMOAIA alloy steel.After quenching and tempering qualitative, finishing, surface ammoniation treatment, can also electroplating (hard chromium plating surface), screw surface spraying double alloy,The surface of the barrel adopts the centrifugal casting method, which is the most advanced production process in bimetal technology, so that the product has the advantages of high wear resistance, corrosion resistance and life improvement, and can completely replace imported products.

With the enterprise spirit of "striving for perfection, striving for innovation", we constantly pursue self-esteem, self-confidence, self-improvement, perfection and development to establish good quality and reputation at home and abroad. And warmly welcome new and old customers at home and abroad to negotiate!