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| Grade | Cobalt content % | Density g/cm3 | Hardness HRA | WC Grain size | Bending strengthN/mm2 | Wear resistance1/cm3 | Fracture toughnessMpa m1/2 | Product details |
| JZ13 | 13 | 14.25 | 87.5 | medium | 2800 | 5.0 | 16.7 | Applicable to matrix of diamond composite teeth |
| XR06D | 6 | 14.95 | 90.3 | medium | 3100 | 14.5 | 12.2 | |
| JZ08 | 8 | 14.75 | 90.2 | medium | 2900 | 14 | 11.7 |






Metallographic microscope
ALD Low pressure sintering furnace,Modern production line
From 1984 to 2017, customers are located all over the world


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Very professional factory, high cost-effective product, comprehensive technology, have enough strength to serve the global market.


Has been working for more than 10 years, very happy cooperation, in the field of drilling we recommend shareate, hope that you can continue to work together
Their products has good quality, there are perfect after-sales service system, we are very satisfied.

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