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Nitrogen Treatment Screw Barrel For Plastic Extruder Machine Spare

Nitrogen Treatment Screw Barrel For Plastic Extruder Machine Spare

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 .

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  • Product Details

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 . 

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screw diameter

Φ20-Φ500mm

Maximum screw length

10000mm

Barrel inner bore diameter

Φ500mm

 

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


With the aid of advanced equipment and technology, Pinbo Plastic Machinery is one of the leading China nitrogen treatment screw barrel for plastic extruder machine spare suppliers. Please rest assured to buy or wholesale discount and low price products from us.
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