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Collar fine blank

Wuxi shengchong international group co. Ltd., supplу numerous mechanical machines of different kind for different steel companies.

  • Shenchong
Dimension range of finished rolls
External diameter ( mm ) Inner diameter ( mm ) height ( mm )
100-480 50-380 20-200
 
Tolerances allowable for the O.D.,l and height of roll rings
precision class Out diameterD)< 200mm Out diameter(D) > 200mm
better     ordinary better ordinary
Out diametermm) ±0.02 ±0.05 ±0.03 ±0.05 Special
requirements
Inner diametermm) +0.0200 +0.0350 +0.0250 +0.0500
heightmm) ±0.025 ±0.10 ±0.05 ±0.10
Note We can supply them according to the drawings provided by customers.
 
Technical specifications of finished carbide roll rings
The allowable deviation of carbide roll rings
Radial runout of groove 0.013mm
Radial runout of periphery0.013mm
End face runout 0.02mm
End face planeness 0.01 mm
End face parallelism 0.01 mm
Inner hole cylindericity0.01 mm
Roughness of carbide rolls
inner hole roughness 0.4 µm
periphery roughness0.8 µm
end face roughness 0.4 µm
The allowable deviation in external diameter,internal diameter and height is to be determined based on customers'needs.

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