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Member Since 12 Years
Nature of Business Manufacturer Year of Establishment 1999Ask for more detail from the seller
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We are offering pe screw barrel. Screw diameter :14mm-300*8000mm
ld = 10-40
surface roughness :ra0.4um
linearity of the screw: ≤0.015mm
linear axis limit: ≤0.02mm
hardness after hardening & tempering: hb260-300
fragility of nitration:≤two grade
treatment:
nitriding treatment(>100 hours)
depth of nitrided layer: 0.5-0.8 mm
hardness of nitrided layer: >950hv
hard chrome plating treatment:
thickness of hard chrome plating layer: 0.03-0.08mm
hardness of hard chrome plating layer: ≥950hv
nickel alloy plating.treatment:
bimetallic barrel centrifugal casting (inlay alloy)
bimetallic screw: plasma alloy coating spraying
depth of bimetallic layer: >2mm
hardness of bimetallic layer: hrc55°-65°
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