Scope of application:
WPC PVC ,WPC PE ,Super high molecular sheet ,1/2 high calcium buckle, 50-400 high Calcium pipe ,50-300 high Calcium Profile , Soft PVC sheet , XPS-PVC ,PP ,PE, ABS, PVC, Raw material , pelletzing ,Pipe, Profile, Sheet etc.
Technical Information
Base Material | 1)38CrMoAlA(JIS SACM645) 2)Cr12MOV(JIS SKD-11) |
Bimetallic Alloy Materials | 1)Fe-based alloy 2)Ni-based alloy/Deloro alloy |
Surface Treatment | Heat Treatment High Frequency Treatment Nitriding treatment(120 Hours) Depth of Nitrided Layer: 0.5-0.8 mm Hardness of Nitrided Layer: 900-1020Hv (HRC56°-65°) Hard Chrome Plating treatment: Thickness of Hard Chrome Plating Layer: 0.05-0.10mm Hardness of Hard Chrome Plating Layer: ≥950HV Nickel alloy plating.treatment: Bimetallic Barrel/Cylinder: Centrifugal Casting (Inlay Alloy) Bimetallic Screw: Plasma Alloy Coating Spraying Depth of Bimetallic Layer: >2mm Hardness of Bimetallic Layer: HRC55°-72° |
Basic information | Roughness of the surface:Ra0.4um Linearity of the screw: ≤0.015mm Hardness after Hardening & Tempering: HB240-280 Fragility of Nitration:≤one class |
Our contact way :
email :jdhscrew@aliyun.com
