Zhejiang Zhongyang Screw Manufacturing Co., Ltd is a professional manufacturer of screws, barrels and assembly parts for plastic and rubber machines. Our company specialize in screw and barrel for injection molding machinery, single screw and barrel for extrusion machinery, conical and parallel twin screw and barrel, bimetallic screw and barrel, heater, gearbox and so on.

After more than 20 years devolopment, Zhejiang Zhongyang Screw become one of the most competitive manufacturer in China, and has a set of R&D system, production system, quality control system and perfect after-sales service system.

Our R&D group is made up by a group of creative and exterienced senior engineers. They are capable of solving kinds of technical problems, do excellent jobs in designing new screw and barrel for different customers, and provide the solutions of your problem.

Our company will equipped with different kinds of advanced CNC machines. The production including choosing high quality material of screw and barrel(38CrMoAlA,42CrMo,SKD11), rough turning, milling, bimetallic, nitrided, quenching, grinding, polishing and other processes. Make the screw and barrel accurate, wear-resistance and corrosion resistance.

Stringent and pragmatic is our constant work style. We fully implement ISO9001:2008 quality management system, introduced advanced inspection equipments to ensure that every piece of our products is sent to customers without defect.

We serve every customer from the beginning of our cooperation and will follow up till customers receive our products and trial them with on problem. If by any chance we meet any problem, our after-sales team will work out solution efficiently.

Till now, we supply our screws and barrels to more than 100 customers from 42 different countries all over the world. And we believe our unremitting efforts will help us win greater markets and play a bigger role in this field. Looking forward to cooperate with you!