Tungsten Carbide/WC Rings
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Cemented carbide roll is a kind of tool material which consists of tungsten carbide and cobalt with high hardness and wear resistance To take advantage of high wear resistance,long life and high efficiency of cemented carbide roll rings during the high speed rolling, attention should be paid as follows when purchasing and using cemented carbide roll rings.
Outside diameter range(mm)
Φ145mm—Φ380mm
Inner diameter range(mm)
Φ87mm—Φ260mm
Height range(mm)
62mm—130mm
| Grade | Composition | Density
(g/cm3) |
Hardness
≥HRA |
Bending strength
≥N/mm2 |
|
| Co+Ni+Cr
(%) |
WC
(%) |
||||
| MF10R | 10 | 90 | 14.5±0.15 | ≥87.5 | 2750 |
| MF12R | 12 | 87.5 | 14.2±0.15 | ≥86.0 | 2700 |
| MF15R | 15 | 85 | 14.1±0.15 | ≥85.0 | 2650 |
| MF18R | 18 | 82 | 13.7±0.15 | ≥83.5 | 2600 |
| MF20R | 20 | 80 | 13.5±0.15 | ≥82.5 | 2550 |
| MF25R | 25 | 75 | 13.1±0.15 | ≥80.5 | 2450 |
| MF30R | 30 | 70 | 12.7±0.15 | ≥79 | 2350 |
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