Zhoushan Jianghai Screw Machinery Manufacturing Co., Ltd
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Bimetallic screw barrel
Technical parameter alloy classification: A-iron-based alloy barrel B-nickel based alloy barrel C-tungsten based alloy barrel Bimetallic barrel is a l
Product details
Technical Parameter
Alloy classification:

A-Iron based alloy barrel
B-Nickel based alloy barrel
C-tungsten based alloy barrel
A bimetallic barrel is a wear-resistant, corrosion-resistant, and high-temperature resistant alloy cast on the inner wall of the barrel, with a thickness of 2-5mm. Its effective service life is greatly improved compared to ordinary nitriding barrels. For processing engineering plastics, fluoroplastics, polysulfone, PPO special types of plastics, etc., the superiority of bimetallic is particularly evident.
The single screw bimetallic screws produced by our company use special alloy powder to spray weld alloy on the screw edges, which can be used for different functional screws with different alloys and welding methods.
Advantages of Double Alloy Screw:The surface of the screw is not easily worn, and it is particularly good for adding less than 30% fiberglass and recycled materials.
Skin characteristics
1. Superhard alloys have high density, low porosity, and high hardness.
2. Uniform powder heating with low residual tensile pressure.
3. Can effectively smooth the melting process.
4. High dynamic energy and uniform hardness.
5. It has the characteristics of high corrosion resistance, high wear resistance, and high temperature resistance.
6. A film with high adhesion and thickness processing capability.
Hardness: HV1100-1400 °
Tight strength: above 10000Ps
Alloy powder: tungsten carbide (WC)
Nickel chromium alloy (NiCr),
Self melting alloy (alloy powder can also be formulated for different materials and applications)

Purpose;
Centrifugal casting of double alloy metal and double alloy screw material cylinder with inner hole: It has wear resistance, corrosion resistance, high temperature resistance, and high pressure resistance, and is commonly used in lenses, transparent shells, cosmetic containers, transparent acrylic, nylon, PVC, PC, PPA, PPO, PPS, PA6T, LCP, ABS fireproof, electric wood, PC+glass fiber, nylon+glass fiber, magnetic powder, ceramic powder, aluminum magnesium powder, iron powder, electric injection molding machines, etc

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