China Tungsten Carbide Rotary File Cutting Burs Tool Rotary Carbide Burrs, Find details about China Carbide Burr, Carbide Rotary Burrs from Tungsten Carbide Rotary File Cutting Burs Tool Rotary Carbide Burrs
Grade | Co(%) | Density | Hardness | TRS (Mpa) | Grain Size | |
HRA | HV10: | |||||
K10 | 6.0±0.2 | 14.85~15.01 | 90.5~91.2 | 1450~1520 | 2000 | fine |
K20 | 8.0±0.2 | 14.64~14.80 | 89.7~90.5 | 1370~1450 | 2200 | fine |