PVC extruder screw barrel from China manufacturer - Zhoushan Weida Machinery Co., Ltd.

Product Detail

Model No.: WD105

Production Capacity: 500 sets per month

Delivery Date: 30 days

material: 38CrMoALA ,SACM645,SKD61

Means of Transport: Ocean,Land,Air

Packing: wooden case

Brand Name: WD

pvc extruder screw barrel
high quality best price
good customer service
long using life
wear resistance and corrosion resistance

PVC extruder screw barrel

screw and barrel in 38crmoala materail

1.Size: screw diameter:Φ20-Φ500mm

Maximum screw length:10000mm

Barrel inner bore diameter:Φ500mm

2.Materail: A. 38crmoala in high quality

B. alloy steel in high quality

3.Technology: A. nitriding treatment

B. alloy coating spraying

C.heating treatment

D.screw fully hardening

E.vacuum quenching

F: electroplate hard chrome

4.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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