Model: | JWSS01 |
---|---|
Brand: | JIAWEI |
Origin: | Made In China |
Category: | Industrial Supplies / Rubber & Plastics Machine |
Label: | single screw barrel , bimetallic screw , injection screws |
Price: |
US $2500
/ pc
|
Min. Order: | 1 pc |
Live Chat: | Last Online:21 Mar, 2013 |
Single screw and barrel for extruder machinery
Sketch of Business Flow
Technical specifications:
Hardness of adjuster: HB260-290
Hardness of nitration: HV800-1050
Depth of nitration: 0.4-0.7mm
Fragility of nitration: Less than grade 1
Roughness of the surface: Ra0.4
Linearity of the screw: 0.015mm
The surface hard chromium plating hardness after nitrogenation: ≥900HV
Chromium-plating layer thickness: 0.05-0.1mm
Hardness of double alloys: HRC56-65
Depth of double alloys: 0.8-2.0mm
Materials and processes:
Quality 38CrMoAIA
Quality twin-phase stainless
Quality satellite powder of surface spray
Cold alloys hot alloys
Advanced nitriding
Process of hot sprayed hard alloys
Size: |
screw diameter : ø90-ø150mm L/D : 20/1 ~25/1 (can be customized) |
Material |
38CrMoAlA 40CrMo 42CrMo High quality alloy steel choose different material as per your requirments |
Technology |
Nitriding treatment Alloy coating sparying Heating treatment Screw fully hardening |
Specification |
Depth of nitrition layer 0.5-0.8mm Nitriding treatment,surface Hardness:HV≥900-1000 Fragility of nitrition :less than grade 1 Surface roughtness :Ra 0.4um Surface of hardness of nitrated Cr coating layer ≥950HV Thickness of Cr coating layer :0.03-0.08mm |
Product appliance |
Granulation ,PP,PE,PA,PC,ABS,AS etc |