China Polished Tungsten Carbide Rod for Making Endmill Cutter Drilling Bits, Find details about China Tungsten Carbide Rod, Polished and Blank from Polished Tungsten Carbide Rod for Making Endmill Cutter Drilling Bits
ISO Grade | Co% | Density(g/cm3) | Hardness | Bending Strength(N/mm2) | Grain Size(μm) | |
HV30 (kg/mm2) | HRA (ISO3738) | |||||
K05-K10 | 6 | 14.8 | 1860 | 93.5 | 3800 | <0.5 |
K05-K10 | 6 | 14.9 | 1510 | 91.4 | 3000 | 1.0 |
k20-K30 | 8 | 14.6 | 1700 | 92.7 | 3800 | 0.8 |
K30 | 8 | 14.8 | 1300 | 89.6 | 2500 | 1.2 |
K20-K30 | 10 | 14.5 | 1600 | 92.1 | 3800 | 0.7 |
K20-K30 | 12 | 14.1 | 1680 | 92.6 | 3800 | <0.5 |
K40 | 15 | 14 | 1330 | 90 | 3800 | 0.8 |
K40 | 20 | 13.5 | - | 85 | 2900 | 1.2 |