Ruian Yumin Machine Screw Co., Ltd.
Main products:Screw Barrel,T-Die,Filter,Gear Box,Recycling Machine
Products
Contact Us
  • Contact Person : Ms. yu Jackie
  • Company Name : Ruian Yumin Machine Screw Co., Ltd.
  • Tel : 86-577-65518000
  • Fax : 86-577-65518333
  • Address : Zhejiang,wenzhou ruian,jiu an east road 30 shang wang street committee
  • Country/Region : China
  • Zip : 325200

extruder screw and barrel for plastic injection molding machine

extruder screw and barrel for plastic injection molding machine
Product Detailed
extruder screw and barrel for plastic injection molding machine

extruder screw and barrel for plastic injeciton molding machine 

Material:   38CrMoAlA   

                  high quality alloy steel

Technology: nitriding treatment,

                   alloy coating spraying,

                   heating treatment,

                   screw fully hardening,

specifications:

30g-25000g screw

Depth of nitrition layer: 0.5-0.8mm

Nitriding treatment, surface hardness: HV≥900-1000

Fragility of nitrition: less than grade 1

Surface roughness: Ra 0.4um

Surface of hardness of nitrated Cr coating layer: ≥950HV

Thickness of Cr coationg layer: 0.03-0.08mm

We can manufacture various kinds of screw barrels according to the customers requirement



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