single screw and barrel for injection molding machine
USD $100 - $10,000 /Set
Min.Order:1 Set
Zhoushan Shenglong Machinery Co., Ltd.
Single Screw Barrel for injection molding machine
Diameter | Φ60~Φ250mm | Min. Order | 1 set |
Materials | 38CrMoAlA (JIS SACM645) | Discount | Available |
Application | WPC,PVC, PE, PP,Super high molecular sheet,1/2 high calcium buckle,50-400 high Calcium pip,50-300 high calcium profile, soft PVC sheet,XPS-PVC ETC, PP,PE,ABS,PVC,pelletzing,pipe ,profile,sheet and etc.... | Payment Term | 50%T/T L/C WEST UNION
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Heat-Treatment | Gas Nitrided or Bimetallic or Special alloy inner hole centrifugal casting . Hardness:>950HV | Delivery Term | 25-40 working days |
Advantages | 1.Good plasticization, high productivity, small shear force, stable pressure , less wear and tear and low cost. 2. Lower rotation speed, smaller shear stress between the small screw 3. Single screw barrel is successfully applied in PVC plate, pipe, profile, pellet and mould, at the same time, it solved the technical problem of low foaming, high foaming, high filling, wear and corrosion. | ||
Packing |
Wrapped up by film in wooden case | Port Departure | Ningbo Port/Shanghai Port |
Guarantee | Common Nitrided:2-3 years Bimetallic: much longer lifetime |
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