Catalogue

carbide rolling ring



General introduction of tungsten carbide rollers

 

A long experience in the field of bar mill field enables UKO provide wide range of different material tungsten carbide rolls and

rings for bar mill and tube mill with an optimal performance.

 

Tungsten carbide are divided into the conventional WC-Co and the corrosion resistant alloy with and mixed binder Co-Ni-Cr.

 

UKO will recommend suitable grade with different binder contents according to your specific requirement in the rolling mill.

 

Besides the roll rings for the production of wire,bar and tube,  we also able to offer rolls and rings according to your detail drawings.

carbide rolling ring


Grade

Chemical Composition

Density
g/cm³

Hardness
HRA

T.R.S
N/mm²

Compressive Strength
N/mm²

Thermal conductivity
Cal/cm.sec.C

Coefficient of heat expansion
10-6/K
WC Co+Ni+Cr
YGR20 89 11 14.3 86 2200 3400 0.2 6
YGR25 87 13 14.1 84 2200 3400 0.2 6
YGR30 85 15 13.9 83 2300 3200 0.2 6.1
YGR40 82 18 13.6 82 2300 3200 0.2 6.2
YGR45 80 20 13.5 81 2200 3000 0.14 6.4
YGR50 75 25 13 80 2200 2800 0.17 6.8
YGR60 70 30 12.8 79 2100 2700 0.15 7


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