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For good plasticizing effect,we have different designs of screw and barrel to meet customer's demand.Our factory manufactures with high-quality material, 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.
Extrusion Parallel Twin Screw Barrel:
52/65/68/70/75/80/85/90/95/110/105/110/115/120/130/140/150
Product Name | Kabra pvc pipe machine twin screw barrel |
Base Material (steel) | 38 CrMoAlA(JIS SACM645); 42 CrMo(AISI 4140); Cr12MoV(JIS SKD-11); 4Cr5MoSiV1(JIS SKD-61) |
Process ( hot treatment) | Nitriding treatment 72 hours Bimetallic treatment |
Hardness after hardening and tempering | HB260-320 |
Nitrided Hardness | HV900-1000 |
Nitrided Case Depth | 0.5 - 0.8 mm |
Nitrided Brittleness | Less than Grade 2 |
Surface Roughness | Ra 0.4 |
Screw Straightness | 0.015 mm |
Bimetallic Hardness | HRC 53-65 |
Bimetallic Depth | 0.8-2.0mm for screw ; 1~3mm for barrel |
Chromium plating Depth | 0.05~0.10mm |
Hardess of surface chromium-plating after Nitriding | HV≥950HV |
For good plasticizing effect, we have different designs of screw and barrel for extruder or injection to meet customer's demand.Our factory manufactures with high-quality material, 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. We can produce for Haitian, Chenhsong, Demag, Engle, Nigrobossi, KMD, NPM, BOY, HUSKY, Nippon Steel, Toshiba, Nissei, Mitsubishi, CINCINNATI, BATTENFELD, KRUSSMAFFEI, BAUSANO, WEBER, AMUT and so on.



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Company Information

Our exhibition:



A: We are factory.
A: Generally it is 25-30 days after the drawings confirm.
A: Yes, we can design according to different requirement. Like PC, PVC is not the same designing.
A: Yes, we can go to your company to do technical support and measuring.
FAQ
Our advantages:
1. Screw and barrel for various models
2. Professional engineers design for you
3. Over 20-year exprience in this line
4. Insist on developing screw and barrel for more injection and extruder machine models
5. Main market: Southeast Asia,Eastern Europe, South America,Africa


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