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Welcome to Zhoushan Dinghai Sanrong Screw Machinery Factory!
Information Hotline:13906808635中文English

About San Rong ——

Zhoushan Dinghai Sanrong Screw Machinery Factory

Zhoushan Dinghai Sanrong screw machinery factory is a professional manufacturer of single and double extruder screw, injection molding machine screw, parallel twin screw, conical twin screw, rubber screw, chemical fiber machine screw and barrel, screw barrel, bimetallic screw, injection molding machine screw barrel, rubber extruder screw barrel, building block screw, and accessories. Our factory has strong technical force, and is equipped with advanced special equipment and strict detection means. The product material is made of high-quality alloy structural steel 38crmoaia, refined by quenching and tempering, forming, qualitative, nitriding, fine grinding, polishing and other processes, so that our products have good wear resistance, corrosion resistance and longer service life. It is the first choice to replace the imported screw. At the same time, in order to meet the different needs of the majority of users, our factory also provides screw and barrel restructuring design and real sample mapping, and can use the dual alloy powder repair technology to repair the worn screw and barrel.
 
Product parameters: single screw extruder screw types and uses: general type, gradual change type, mutation type, mixing type, separation type, pin type, exhaust type, barrier type, split type, wavy type and acceleration type. The screw types above are suitable for spinning, granulation, drawing, blowing film, extruding header, foaming, extruding sheet, ex...

—— San Rong Product ——

We mainly produce barrel screw and core parts of plastic machine

—— San Rong information ——

Innovation and quality service

Screw plays an important role i

Screw is an important part of injection molding machine. Its function is to transport, melt, compact, mix and press plastic. All these are completed by the rotation of the screw in the barrel, which sh...

Twin screw extrusion technology

According to the technical report released by the national development and Reform Commission, at present, the commonly used plastic extrusion equipment in China mainly includes cone-shaped counter rota...

The important parts of screw in

With the development of the hydraulic system of the injection molding machine towards Middle and high pressure, the pilot relief valve is widely used in the control oil circuit of the hydraulic system ...

—— San Rongworkshop——

We have advanced screw production equipment

Contact San Rong ——

Zhoushan Dinghai Sanrong Screw Machinery Factory

Add: No.12 Jixiang Road, xihou Industrial Zone, Jintang Town, Dinghai District, Zhoushan City
Mob:13906808635(General manager Shen)
Mob:13758020598(Manager Chen)
Mob:13615802083(Manager Gao)
Mob:17606809711
Tel:0580-8057867
E-mail:1370066242@qq.com