Screw and Barrel for rubber processing machine
We can manufacture all types of screws and barrels according to clients' requirement. Screw and Barrel for rubber processing machine
Screw Diameter: 15mm-300mm
Screw Length: L/D ratio 15 - 46 Process Laser Coating Tungsten Carbide
PTA Melt-Welding Alloy
Centrifugal Mould Bimetallic Alloy
Advanced nitrogen oozes handicraft
Vacuum Quenching
Titanizing
Nickel Plating
Chorme Plating
Technology treatment:1:Heat treatment2:nitriding treatment3:electroplated hard chromium coating4:high-frequency quenching5:spray coating bimetallic-alloy Technical data: Nitride depth
0.5-0.8 mm
Surface hardness
HV900-HV1,020
Chrome Coating Thickness
0.05mm-0.10mmhardnessHV950
Screw straightness tolerance
0.015 mm/m
Surface roughness
Ra 0.4μm
Linearity of the screw
0.015mm
Depth of double alloys
> 2ram
Chracaristicswear-resistant, corrosion resistance, long service life screw diameter
Material
Maximum screw length
Barrel inner bore diameter
Technology
Nitriding treatment, surface hardness:
Surface roughness:
Application
Φ15-Φ300mm
38CrMoAlA,40CrMo,42CrMo
8000mm
Φ500mm
nitriding treatment,alloy coating spraying,heating treatment,screw fully hardening,
HV≥900-1000
Ra 0.4um
PP, PE, PA, PC, ABS,AS etc
welcome to contact us ,!!!
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Material
1 38CrMoAIA(JIS SACM645)
2 42CrMo(JIS SCM440)
3 Nickel based alloy powder
Heat treatment
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