Coal Mining Pick
Coal milling picks include shearer pick (durable), roadheader pick (Ying Yan type) and no spark series (assault type), the product production process using the most advanced, the most high-quality raw materials, has good abrasion resistance, impact toughness, long service life and the work efficiency is high.
Technical Data of Coal Mining Pick
| Grade | Cobalt(%) | Density(g/cm3) | Hardness /HRA | Grain Size | TRS | Grade Description |
| GL0612C | 6.5 | 14.9 | 86 | extrme coarse | 1800 | excellent impact resistance and thermal fatigue resistance, suitable for coal mine drilling. |
| GL0808C | 8 | 14.7 | 85.8 | ultra coarse | 1800 | excellent impact resistance and thermal fatigue resistance, suitable for coal mine drilling |
| GL0812C | 8 | 14.7 | 85.4 | extrme coarse | 1700 | excellent impact resistance and thermal fatigue resistance, suitable for coal mine drilling. |
| GD20S | 8 | 14.7 | 86 | ultra coarse | 2000 | excellent impact resistance and thermal fatigue resistance, suitable for coal mine drilling and hard rock formation rotary drilling. |
| GD20A | 9 | 14.6 | 86.5 | ultra coarse | 2500 | excellent thoughness and thermal fatigue resistance, suitable for mining and coal cutting. |
| GD30C | 10 | 14.45 | 86 | ultra coarse | 2400 | excellent thoughness and thermal fatigue resistance, suitable for mining, coal cutting and rotary drilling. |
| GF40 | 12 | 14.3 | 89 | moderate | 3060 | used for single coal plow coal mining blade. |
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Contact: Jack Pong
Phone: +86 17726447607
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