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Principle of Counter Rotating Twin Screw Extruder

Twin screw extruder has the characteristics of forced conveying, short residence time, good exhaust performance, uniform mixing and low power. Twin screw extruder is mainly composed of two mutually meshing screws rotating in the barrel, forcing the material to shear and move forward.

Several Common Plastic Pipe (HDPE, PVC, PPR, etc.) Compare the Advantages and Disadvantages

Today, plastic pipe is widely applied, many types of plastic pipes, the following comparative advantages and disadvantages of several common plastic pipe. HDPE pipe: good toughness, good fatigue strength, good temperature resistance, light weight, good flexibility and can impact performance. Weld......

Analysis on Extrusion Quality of Rigid Plastic Pipe Produced by Plastic Extruder Production Line

There are many kinds of plastic pipes produced by plastic extruder production line. Generally, the pipes can be simply divided into two kinds: plastic hose and plastic hard pipe. Among them, the rigid plastic pipe is called rigid plastic pipe. Generally, PE, PP, PVC and other resins are used as the ......

The Function of the Production Line Equipment of PVC Pipe

1.Mixing of raw materials: PVC stabilizers, plasticizers, antioxidants and other auxiliary materials are added to the high-speed mixer according to the ratio and process, and the materials are heated to the set process temperature by self-friction of materials and machinery, and then The material is......

Matters Needing Attention in Production and Operation of Twin Screw Plastic Extruder

Compared with common single screw extruder, twin screw extruder has the same operation procedure. However, the control system of twin-screw extruder is much more complex than that of single screw extruder, because there are two screws meshing in the barrel of twin-screw extruder, and the forced feed......

Chinese Extrusion Processing Technology to Seek a Comprehensive Breakthrough

In recent years, Chinese extrusion technology in many aspects have made a major breakthrough, such as the 2010 China's independent development and manufacturing of large-scale production of polypropylene twin-screw extrusion granulation unit's success. Meanwhile, the Chinese extrusion industry for n......

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