D130-22 parallel twin screw barrel /cylinder for extrusion machine
Specification
PX-φ45/2-φ150/2
（Length/Diameter Ratio）:L/D=18~40
Application
PVC profile(Door & window) / WPC(PVC,PE) / PVC foam board / PVC pipe / PVC compound etc
Material:High quality 38CrMoAlA
Process:Advanced nitriding & bimetallic process
Hardness After Hardening & Tempering:HB280-320
Nitrided Hardness:HV900-1000
Nitrided Case Depth:0.45-0.8mm
Nitrided Brittleness:Less than Grade 2
Surface Roughness:Ra 0.4
Screw Straightness:0.015mm
Alloy Hardness:HRC 50-65
Alloy Depth:0.8-2.0mm
- Showroom Location:Viet Nam, Viet Nam
- Hardening Hardness:HB280-320
- Nitrided Hardness:HV900-1000
- Nitrided Case Depth:0.45-0.8mm
- Nitrided Brittleness:Less than Grade 2
- Surface Roughness:Ra 0.4
- Screw Straightness:0.015mm
- Application:plastic pvc pipe/profile/foam board
Details
Production Process
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