Base Materials: SACM645,SCM440,SKD61 Treatment: Nitrided & Bimetallic Hardness: HRC55-HRC70
The working principle of a plastic extruder screw involves the rotation of a screw inside a barrel to melt and shape the plastic material. The plastic pellets or granules are fed into the barrel through a hopper at one end. As the screw rotates, it pushes the plastic forward, creating heat due to friction and pressure. The heat generated by the barrel and the shear forces exerted by the rotating screw cause the plastic to melt. The molten plastic is then forced through a die at the other end of the barrel, which shapes it into the desired profile or form. This continuous process allows for the production of various plastic products with consistent quality and dimensions.
Tech Introduction:
⁕Bimetallic Process :
Basis Materials: SACM645, SACM440, SKD61, SKD11
Hardness: 53-58 HRC
Coating Thickness: 1.5-2.0mm
Allication: Plastic Recycling ≤2 Times, Plastics With Glass Fiber≤35%
Wear resistance: ★★★★★
Corrosion resistance: ★★★
Basis Materials: SACM645, SACM440, SKD61, SKD11
Chrome Thickness: 0.02-0.08mm
Hardness of Chrome: >700 HV
Finish Grade: Ra ≤0.4
Allication: PVC and other high corrosive plastics
Wear resistance: ★★
Corrosion resistance: ★★★★★
⁕Full Hardened Process:
Basis Materials: DC53, D2, M2, SKD61, SKD11 ...
Chemical Composition: C, Si, Cr, Mn, Mo, V, Ni
Hardness: SKD61(HRC56-58), DC53( 62-63 HRC)
Application: PP PA LCP, POM, PPA, PBT, PC, PPS, PEI, PEEK with Glass Fiber ≤50%
Wear resistance: ★★★★★
Corrosion resistance: ★★★★★
Screw in our grinding process
D25 screw barrel set for PET extrusion process
Haixiong Machine HXM1250T-130mm Bimetallic Screw
Contact: Richard Wang
Phone: 15372657153
Tel: +86-15372657153
Email: info@tokindustry.com
Add: No.1807, R&D Park C Zone -12, Guanghua Road, Hi-Tech District, Ningbo, China
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