Excel Hard Tools Co.,Ltd
Excel Hard Tools Co.,Ltd offer you best product with reasonable price!
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We produced the coal mining series which introduce advanced technology,combined with non-planar diamond layer and carbide interface ,greatly improve the impact resistance and thermal stability of PDC; it is suitable for soft to medium hard geological rock formation especially, which has a strong impact,fast drilling speed, timeliness and high resistance and mainly used in the manufacture of coal mines with PDC bits.
| PDC for coal mining bits series/Size | |||
| Product Specification |
D(mm) | H(mm) | Pcd layer(mm) |
| 1004PZY | 10.4 | 4.50 | 0.9-1.1 |
| 1204PZY | 12.4 | 4.50 | 1.2-1.4 |
| 1304PZY | 13.35 | 4.50 | 1.2-1.4 |
| 1308PZY | 13.35 | 8.00 | 1.4-1.6 |