65/30 single screw barrel for blowing film machine
Specification
Diameterφ15mm-φ300mm
Max.Length:≤10000mm
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
Thickness After Chrome:0.05-0.10mm
Chrome Hardness:Not less than 950HV
Application
Blowing film/Granulation/Wire & Cable/Sheet & Panel and other single screw extrusion products
Details
Production Process
Recommend
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