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CHINA Alloy Bimetallic Double Twin Screws and Barrels Plastic Extrusion Injection
US$ 50 - 5,000
MOQ: 1 Set
Key Specifications
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Place of Origin:
Zhejiang, China
Brand Name:
QunYing
Model Number:
QY-N308
Payment & Shipping
Payment Methods:
Port of Shipment:
Ningbo Shanghai
Delivery Detail:
Delivery time depends on order quantity.
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Place of Origin
Zhejiang, China
Brand Name
QunYing
Model Number
QY-N308
Specifications
1.twin screws and barrels2.for machine
3.material:alloy-steel of high quality
cessed to drawing or your reques
twin screws and barrels
Features Specifications: 38 crmoala screws and barrels for extruder machine
Instructions for 38 crmoala Screw:
1.We are a professional company specialized in manufacturing many types of screw, the barrel can be applied on all types of injection moulding machine,rubber hot-feeding extruder, rubber cold-feeding extruder, pin barrel cold feed extruder, plastic extruder with different specifications.
2.The models of screw include:
2.The models of screw include:
Variable pitch and variable depth, variable pitch and equal depth, variable depth and equal pitch, and equal depth and pitch.
Groove multi-die type, composite type, mixing type and separating type.
3. The material of screw: manufactured with high-quality nitro alloy steel, applying the method of hardening and tempering and nitriding, thus it enjoys the characteristics of long working life, wear resistance, and anti corrosion. Besides, the technique of hard alloy spraying or chrome plating can be used on the working surface of screw, which will make it have better using effectiveness.
Material:
Alloy-steel of high-quality
1)38 CrMoAIA(JIS SACM645)
2)42CrMo(AISI4140)
3)9Cr18MoV
4)CW6Mo5Cr4V2
5)SKD61
Heat-treatment
Nitriding treatment
Electroplate hard-chrome
High-frequency quenching
Spraying corrosion wear-resisting dual metal layers
Vacuum quenching
Technical Parameter |
| Steel Material | DIN 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA |
| Deepness of Nitriding Layer | 0.7 mm -0.9 mm |
| Hardness of Nitriding | HV900 - HV1,000 |
| Nitriding Brittleness | ≤Grade 1 |
|
Chromate plating |
Thickness 0.05 mm - 0.10 mm, hardness HV950 |
|
Special treatment |
Carbide coating on screw flight and bimetallic barrel |
| Screw straight tolerance | 0.015 mm/m |
| Surface roughness | Ra 0.4μm |
|
|
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Business Type
Manufacturer
Year Established
2003
Factory Size
1,000-3,000 square meters
Total Employees
51 - 100 People
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