Home > Products > conical twin screw barrel > Bimetallic extruder twin screw barrel spare part
Bimetallic extruder twin screw barrel spare part
- 1000 Set / Sets per Month
- Ningbo
- T/T
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Product Details
| Place of Origin | Zhejiang, China | Brand Name | QunYing Screw And Barrel | |
| Model Number | 51/105,65/125,65/132,92/188 |
Product Description
70/140, 75/150, 80/143, 80/156, 92/188
Grade available:
2. Bimetallic grade: 38CrMoAlA + bimetallic alloy
3. TC-A grade: Tungsten carbide 40%
4. TC-B grade: Tungsten carbide 25%
5. TC-C grade: Tungsten carbide 9.5%
With the development of varieties of plastics, more and more customers are requesting for bimetallic screw to extend the
lifetime of the screw.
Normally we do PTA weld spray coating for the bimetallic screw. And we apply Stellite alloy powder which is in high wear
resistance and corrosion resistance.
Physical Characteristics for twin screw
| Type | Model | Hardness(HRC) | Wear resistant | Corrosion resistant | Thickness | Application Glass Fiber |
| PTA weld | 38CrMoAlA Ni-base alloy | 58-61 | Excellent | Special excellent | 1.5~3mm | Under 10% |
| 38CrMoAlA Ni-base alloy | 58-63 | Special excellent | Excellent | 1.5~3mm | Under 30% | |
| SKD61 Ni-base alloy | 58-65 | Special excellent | Excellent | 1.5~3mm | Under 50% | |
| Nitriding | Nitrided | HV more than 800 | Good | Good | 0.25mm | / |
Types of Bimetallic twin Screw
Application:
We suggest you the bimetallic screw if you process the material of fiber glass, wpc, calcium carbonate, titanium dioxide ect.
Technical Parameter for twin screws barrels |
| 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 2 |
| Chrome 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 |
Quality Inspection
We take only first-class steel and check every production procedure to ensure every dimension is produced precisely. A final complete inspection will be executed before dispatch.
As a professional manufacturer and supplier of screw and barrel,we can make any specification of extruder screw barrel and injection screw barrel for Haitian, Demag, Engle, Nigro bossi, arburg, NPM, BOY, Husky, Fanuc, billion, Sumitomo, Nippon Steel, Toshiba, Nissei, Mitsubishi and etc. We also can supply all types of screw and barrel according to your different requirements.
Our advantages
1. Over 10-year exprience in this line
2. Exported to 30 countires
3. 24-hour service
If you have any inquiry, do not hesitate to inform us. Skype: zj1584
Contact Us
- Zhoushan Qunying Plastic Machinery Manufactory
- Contact nameFeiying Fang Chat Now
- Phone86-580-8340889,8340879
- AddressNo.169 Xindao East road, Jintang Town, Zhoushan,Zhejiang,China, Zhoushan, Zhejiang
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