Shenzhen Lys Technology Co.,ltd
Shenzhen Lys Technology Co., Ltd Tungsten Carbide Products Manufacturer
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High quality and inexpensive mining and oil drilling tools
The grades of tungsten carbide drill bit
| Grade |
Density (g/cm³) |
Hardness (HRA) |
T·R·S (N/mm2) |
Application |
| YG4C | 15.0 | 89.5 | 1800 |
Maily used as small buttons for percussion bits and as the inserts of rotary prospecting bits to cut soft,medium-hard formations. |
| YG6 | 15.8 | 89.5 | 1700 |
Maily used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft, medium-hard formations. |
| YG8 | 14.7 | 88.5 | 2300 |
Maily used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft,medium-hard formations. |
| YG8C | 14.7 | 88.0 | 2300 |
Maily used as the buttons of small and mediumsized percussion bits and as the inserts of rotary prospecting bits to cut soft, medium-hard formations. |
| YG9C | 14.5 | 87.0 | 2400 |
Maily used as the inserts and buttons for rotarypercussive bits, coal-cutting bits and tricone bits to cut medium-hard and hard formations. |
| YG11C | 14.4 | 86.5 | 2450 |
Chiefly for the inserts and buttons of heavy rock drill bits and rotary-percussive bits, coal-cutting bits and tricone bits to cut medium-hard and hard formations. |
| YG13C | 14.3 | 86.0 | 2500 |
Mainly used as the inserts and buttons of tricone bits rotary-percussive bits and heavy rock drill bits to cut medium-hard and hard formations. |
| YG15 | 14.0 | 86.5 | 2500 |
It is stronger, and is mainly used as the inserts and buttons of rotary-percussive bits, heavy rock drill bits to cut hard and very hard formations. |
| YG16 | 14.1-14.3 | 87.5 | 2400 |
It is mainly used for making cemented carbide substrate tips to be used in PDC cutters for excavating coal and oil field PDC bits. |
| YG20 | 13.4-13.7 | 85.0 | 2254 |
Mainly for the stamping dies used in the conditions of heavy impact load and large strees. |