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Rubber machine screw & barrel
Rubber machine screw & barrel

Rubber machine screw & barrel

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Rubber machine screw & barrel Details

Rubber machine barrel screw design:
1. Processing range: the smallest bore is Φ14, and the largest is Φ300X8000mm.
2. Raw materials: SACM645, SKD61, 8407, HPT material, Assab steel, 38CrMoALA.
3. Surface roughness:Ra0.4μm
4. Straightness:0.015mm/m
5. The hardening and tempering time is above 28 hours, and the hardening and tempering hardness is HRC26-30°. The gas vacuum nitriding time is above 96 hours, and the nitriding hardness is over HRC62, and the screw straight is 0.015mm.
6. Dual alloy technical index: Evenly spraying Xaly108NicrWCCO alloy powders on the screw surface and filling tube bore. The thickness of this alloy layer can reach 2.0mm-3.0mm.
7. Application: plastics, PP, PS, ABS, PC, PMMA, PVC, PPA, PPS, LCP, etc.
8. Treatment: nitriding, quenching, alloy spraying, chromium plating.
Label:Screw,Barrel

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