REFERENCE ONLY FOR SINGLE SCREW AND BARREL , PLEASE CONTACT ME FOR DETAILS.
Product Description
1.Brand: ZHSU 3.Bimetallic depth:0.8mm~3mm
2.Nitride depth:0.5~0.8mm 4.For what machine: Extrusion machine
Product Name | Single Screw And Barrel For Extruder |
Material | 38CrMoAIA; 42CrMo; SKD11 |
Application: | Plastic machine conponents |
Ntride Depth: | 0.5-0.8mm |
Nitrided Hardness | HV900°~1000° |
Nitrided Brittleness | above 2 stage |
Surface Roughness | Ra0.4 |
Screw straightness | 0.015mm |
Hardess of surface chromium-plating after Nitriding | HV≥950HV |
Chromium plating Depth | 0.05~0.10mm |
Bimetallic Depth | 0.8~3.0mm |
Bimetallic Hardness: | Bimetallic hardness: HRC50-65 |
Bimetallic Power | iron,nickel,tungsten,molybdenum |
Certificate: | ISO9001:2008 |
Featrue: | Wear and corrosion resistance |
Warranty | 12 months |
Used | Granules, film, bag, barrel, pipe, profile, plates,sheet, etc. |

Technological Process:
Blanking→Rough Machining→Quenching & Tempering →Semi Finishing Machining→Finish Machining→Nitriding or Bimetallic
Treatment→Detecting→Finished Product →Debugging After Treatment

Bimetallic Screw:
① Strong abration resistance, good for the 30% glass fiber and reworked materials.
② Super hard alloy of high density, low porosity and high hardness.
③ Uniformity heating of power and low strength pressure.
④ With high corrosion resistance, high wear resistance and high temperature resistance properties.


Bimetallic Barrel:
① 2-5mm-thick alloy coat on the barrel inner wall
③ Useful service life is greatly improved
④ Able to process special plastic to enhance the abrasion life, such as engineering plastics, fluorine plastics, PPO, and tec.
Zhejiang Zhongsu Screw Co., Ltd.
These products are precisely engineered, using the best quality raw materials that we procure from a trusted vendor base. Furthermore, the long lasting life, corrosion resistance, dimensional accuracy, robust construction and economical prices of our products make them suitable for heavy usage in most of the industrial applications.
Company Info
- Company Name: Zhejiang Zhongsu Screw Co., Ltd.
- Representative: Chunlei Yu
- Product/Service: Injection screw barrel , Extruder screw barrel , Conical twin screw barrel , rubber screw barrel , Injection screw tip , Screw Barrel Accessory
- Capital (Million US $): 10 million RMB
- Year Established: 2008
- No. of Production Lines: 5
- No. of R&D Staff: 11 -20 People
- No. of QC Staff: 11 -20 People
- OEM Services Provided: yes
- Factory Size (Sq.meters): Below 1,000 square meters
- Factory Location: xihou Industrial Zone,Jintang Town,Dinghai Distric
- Contact Person: Ms. yulya yu
- Tel: 86-580-8237089
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