SUPERIOR MACHINERY is headquartered in Zhoushan,200km far from Shanghai.Since 1992 the company has evolved from a simple workshop to a modern 10000m2plant equipped with cutting-edge precision facilities to produce high-end screws and barrels based on resistance to abrasion,corrosion,high pressure,high-speed and suitable for several kind of different materials.Our production has quickly reached the highest quality standards,conforming to the European,USA and Japanese standards.

Since 1992,SUPERIOR MACHINERY designs and manufactures high-end barrels and screws for injection molding machines,extruders and for plastics processing equipment, providing professional and customized solutions according to clients' requirements.

Superior Machinery has always been at the forefront of technology research and development.The company has taken the lead in developing and manufacturing iron-based alloy barrels in the industry.In 2009,Superior Machinery adopted advanced vacuum sintering technology and successfully developed nickel-base alloy barrels and nickel-alloy-coated screws,filling in the gap of this special technology in the Chinese market.

In order to standardize management and improve product quality, we have passed ISO9000 quality management system certification.Thanks to our high quality standards ,the use of  cutting-edge technologies,our commercial and technical assistance,our personalized service based on customer needs and the shortest delivery times we are trusted by our customers in China, Europe,United States and South America.

Our wide range of product includes vacuum sintering Nickel-based alloy barrels,Nickel-based alloy coated screw, centrifugal casting Iron-based alloy barrel and fully hardened screws.The fully hardened screw material is made of die steel and HIP powder alloy steel imported from the United States, Germany, Austria, Sweden, Switzerland,Japan and other countries.

Our screws and barrels are designed to operate with different kind of materials such as halogen-free materials,high-fiber materials,ceramics,powder alloys,magnetic materials, highly corrosive materials,high-temperature materials,thermosetting materials,liquid materials,and high-wear materials.

Fields of application:IT industry connectors,auto parts,optical products,precision gears and other special industries.Superior Machinery is also able to provide customized solutions according to Customers' special requirements.