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Jiading Plastic Machinery Co., Ltd

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    13957215378

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    Xihou Industrial Zone, Jintang Town, Dinghai District, Zhoushan City, Zhejiang Province

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Single screw extrusion screw barrel

NegotiableUpdate on 01/08
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Overview
Diameter ranging from 15 to 350 with a length to diameter ratio of 10-55. The compression ratio of the screw can be designed according to different products and formulas
Product Details
Technical Parameter

Conventional material 38CrMoAlA SKD61 Cr12MoV SACM645 Ni based alloy GHII3

Nitriding hardness HV900-1000

Nitriding depth 0.5-0.8mm

Quenching hardness HRC55 ° -62 °

Nitriding brittleness: ≤ Level 2

Surface roughness: Ra0.4

Screw straightness: 0.015mm

Hard chrome plating on the surface after nitriding: HV ≥ 950HV

Chrome plating thickness: 0.05-0.10mm

Alloy depth: 0.8-2.0mm

Single screw extrusion screw barrel can be applied to thermoplastic pipes, sheets, sheets, rods, profiles, etc. such as PP, PE, PS, ABS, PC, PMMA, PVC, TPU, etc. For different raw materials and product specifications, screws adopt different aspect ratios and compression ratios, and the barrel adopts different structures. To meet the processing needs of high-quality products. Commonly used specifications are Φ 15- Φ 350, with a length to diameter ratio of 10-55.