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Screw And Barrel For Plastic Extruder / Extruding Machine Single Screw Double Screw

Shenzhen HYPET Co., Ltd.

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Address: Xianke Building Bagua 4th Rd Shenzhen China

Contact name:Xiang

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Screw And Barrel For Plastic Extruder / Extruding Machine Single Screw Double Screw

Country/Region china
City & Province shenzhen guangdong
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Product Details

Screw And Barrel For Plastic Extruder / Extruding Machine Single Screw Double Screw

 

Product Description

a. Advanced Nitriding Technology .

b. Anti-corrosion and Wear-resisting Duplex Metal Spraying Technology .

c. we uses special alloy powders being sprayed and welded on the screw's ridge,and uses different alloy and welding methods for the screw of different functions .

 

Specification

screw diameter

Φ20-Φ200mm
Maximum screw length7600mm
Barrel inner bore diameterMax Φ200mm
Materail

A. 38crmoala in high quality

B. alloy steel in high quality

Technology

A. nitriding treatment

B. alloy coating spraying

C. heating treatment

D. screw fully hardening

E. vacuum quenching

F: electroplate hard chrome

Technical parameter

A: depth of nitrition layer: 0.6-0.8mm

B: nitriding treatment for 7 day and night, surface hardness HV>900

C: fragility of nitriding: less than grade 1

D: surface roughness: ra0.4um

E: streightness of screw: 0.015mm

F: depth of bimetallic layer>2mm

G: hardness of alloy platig: HRC 62-72

H: surface of hardness of chrome coating layer: HRC 62-72

I: thickness of chrome coating layer: 0.03-0.06mm

 

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