Ningbo Xuhao Industry Co., ltd
|
Price: | 100.0~20000.0 USD |
Payment Terms: | T/T,L/C,D/A,D/P,WU |
Special Groups: |
Extruder machine screw barrels (21)
|
Place of Origin: | Zhejiang, China (Mainland) |
Add to My Favorites | |
HiSupplier Escrow |
Nitrided screw barrel high antiseptic
Specification
Material
38CrMoAlA(JIS SACM645)
42CrMo(AISI 4140)
9Cr18MoV,etc
Parameter
Nitriding treatment(120 Hours)
Depth of Nitrided Layer: 0.5-0.8 mm
Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°)
Roughness of the surface:Ra0.4um
Linearity of the screw: ≤0.015mm
Linear axis limit: ≤0.02mm
Hardness after Hardening & Tempering: HB240-280
Grade | Material | Process |
Standard grade | 38CrMoAlA | Nitriding 96 hours |
Bimetallic grade | 38CrMoAlA | HP/HVOF |
TC-A grade | Tungsten carbide 40% | Centrifugal casting |
TC-B grade | Tungsten carbide 25% | Centrifugal casting |
TC-C grade | Tungsten carbide 10% | Centrifugal casting |
Feature