Harden Industries Ltd.
Main products:Shredder,EPS Compactor,Extruder,Compounder,Lab Machinery
Contact Us
  • Contact Person : Ms. Tu Ciwen
  • Company Name : Harden Industries Ltd.
  • Tel : 86-20-87566110
  • Fax : 86-20-87569190
  • Address : Guangdong,Guangzhou,Suite 705, Tianghedong Rd. 242#
  • Country/Region : China
  • Zip : 510625

Extrusion Screw and Barrel

Extrusion Screw and Barrel
Product Detailed
Extrusion Screw and Barrel 1.For twin screw extruder 2.15-300mm screw diameter 3.0.7-0.9mm nitride depth

Single Screw and Barrel Ranges: 

 Screw Diameter:

 15mm -300mm

 Screw Length:

 L/D ratio 15 - 46

Bimetalic screws and barrels available

Single Screw and Barrel Technical Specifications:

 Steel Material DIN 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA
 Heat Treatment Nitride depth: 0.7 mm - 0.9 mm

Surface hardness: 

 HV900 - HV1,000

Chromate plating: 

 Thickness 0.05 mm - 0.10 mm, hardness HV950

Special treatment: 

 Carbide coating on screw flight and bimetallic barrel
 Screw straight tolerance 0.015 mm/m
 Surface roughness Ra 0.4μm

Extrusion Screw and Barrel

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