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Zhangjiagang Chenxing Machinery Co., Ltd.

Screw, Twin Screw, Screw Barrel manufacturer / supplier in China, offering Twin Conical Screw Barrel - 1, Pet Bottle Flakes Washing Recycling Line, Diameter 16-63 63-110 110-250 250-400 400-630mm PVC Pipe Production Line and so on.

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Supplier Homepage Product Others Twin Conical Screw Barrel - 1

Twin Conical Screw Barrel - 1

FOB Price: Get Latest Price
Min. Order: 1 set
Production Capacity: 30, 000sets/Year
Transport Package: Wooden Case
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Trademark: JH
  • Origin: Zhejiang of China
  • Specification: International Standard
  • HS Code: 84779000
Product Description
Technical Parameter:
1. Material is 38CrMoAlA, tempering hardness: 260-290HBS,
Nitridation layer depth: 0.4-0.7,
Nitridation rigidity on surface: 940-1050HV, brittleness less than 2 grade;
Thickness: 2.6-3mm; Hardness: HRC62± 2, without crack and flaw; Make bottom part nitridation treatment;

2. Material is 3Cr2W8V, H13(injection chamber), the whole body quenching hardness: HRC60± 2, nitridation hardness: 1050HV, inner hold for fine grinding Ra value 0.4

3. Material: Cr12molvl, the whole body quenching hardness: HRC60± 2, inner hole for fine grinding Ra value 0.4;

4. Diffluencece combing, backflow parts material: Imported SKD61 quenching hardness: Above HRC55 or double alloy structure;

5. Can proceed to plate hard chrome after nitriding screw surface; The thickness for chromeplate is 0.03-0.04mm;

6. The passagewaypart for all kinds of mould, the thickness for plating hard chrome is 0.05-0.08, Polishing fine-coarse degree reach Ra value 0.4-0.2;
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