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screw barrel design for different plastic machines

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Overview

Product Attributes

Brand: JINMAO

Supply Ability & Additional Information

Packaging: Wooden Case

Place of Origin: Zhejiang, China (Mainland)

Packaging & Delivery

Screw Barrel design for different plastic machines Screw And Barrel are the most important part for any extruder or Injection Molding Screw Barrel. It decides the quality of processing plastics and machine life time.

Item name	screw barrel design
Base material	38CrMoAlA
Surface treatment	Nitriding or bimetallic execution
Nitride layer	0.5-0.8mm
Bimetallic layer	3mm
Bimetallic powder	Nickel based alloy powder + tungsten carbide
Surface hardness	900-1000HV
Surface roughness	Ra0.4
Linearity of screw:	0.015mm
Nitride brittleness	<= Grade 1