Tungsten Carbide Saw Tips for harder rock,drill bit
Grade | Density g/cm3 | Hardness HRA | T.R.S MPa | Property & Application | ISO |
MR300 | 15.1 | 94 | 1700 | Used for non-ferrous and non-metal bore drilling | K01 |
MR600 | 14.95 | 90.5 | 2400 | Widely used for electric drill under special working conditions, also used for electric drill or pneumatic drill for building, geology and coal mining. | K15 |
MR600A | 14.75 | 91.5 | 2400 | K10 | |
MR800 | 14.7 | 89.8 | 2600 | Suitable for all kinds of cement drill bits, or electric drill or pneumatic drill for building and geology. | K20 |
MR8-B | 14.7 | 88.5 | 2700 | Suitable for harder rock or rock with hard stratum or metallic rock. | K20 |
MR9-B | 14.4 | 87.0 | 2800 | Used for deep well or heavy rock drill | K30 |
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