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Zhoushan Jingnai Alloy Precision Casting Co.,Ltd.

Zhoushan Jingai Alloy Precision Casting Co.,Ltd is China Wholesale conical twin screw barrels manufacturers and conical twin screw barrels factory, which is specialized in manufacturing precision plastic screw and barrel.Over the years,the main products are Nitriding screw and barrel,bimetallic alloy screw and barrel,stainless steel screw and barrel.fully hardened screw, high-speed tool steel screw and barrel which will be used at extruder and injection molding machine.they are used at extruder,such as single screw barrel,parallel twin-screw barrel,concial twin-screw barrel which used in the production plate,sheet,pipe,blow molding machine,blown film machine,the feed machine,packaging machine,foam machine,granulator,woven wire drawing machine,wire and cable,chemical fiber.etc.


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    Extruder screw barrels are an essential component of an extrusion system, used in a wide range of industries such as plastics, rubber, food, and pharmaceuticals. The extruder screw barrel is responsib...

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  • What are the benefits of nitriding a screw barrel

    Nitriding is a surface hardening process that involves diffusing nitrogen into the surface of a material to improve its hardness, wear resistance, and corrosion resistance. Nitriding screw barrel, whi...

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Conical Twin Screw Barrel Industry Knowledge Expansion

Conical twin screw barrels are a type of screw barrel used in plastic extrusion machinery. They consist of two conical screws that rotate within a barrel and are used to melt and mix plastic resins as they are pushed through the barrel and out through a die. The conical shape of the screws helps to prevent material from getting stuck or accumulating in the barrel, allowing for a more efficient and consistent extrusion process. Conical twin screw barrels can be used in a variety of applications, including the production of film, pipes, profiles, and sheets. They are also used in the manufacture of various products, such as food packaging, automotive parts, and medical devices.

What are the advantages of conical twin screw barrels?
Conical twin screw barrels have several advantages over other types of screw barrels, including:
1.Improved mixing and plasticizing: The conical design provides more efficient mixing and plasticizing of the material, resulting in improved processing and end-product quality.
2.Enhanced self-wiping: The conical shape allows for better self-wiping of the barrel, reducing material buildup and promoting longer barrel life.
3.Greater output capacity: Conical twin screw barrels typically have a larger output capacity than other screw designs, allowing for increased production rates.
4.Better material utilization: The conical design ensures that the material is utilized more effectively, reducing waste and increasing efficiency.
5.Enhanced process control: The conical twin screw design provides improved process control, allowing for finer control over processing parameters, resulting in improved product quality.