Hunan New Diamond Construction Machinery Co., Ltd.
Hunan New Diamond Construction Machinery Co., Ltd.
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DHD35R 2 Air Hole Mining Drill Head , Drilling Rig Accessories Anti - Wear
Description
Hunan New Diamond offers top quality DTH hammers and bits which have been tested in the hardest rock formation. Our bits use quality hardened steel alloy for the bit body and premium quality tungsten carbide buttons. With superb performance and long life span. Our bits won high reputation among our customers.
DTH bit is our company main product. After mang years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.
All our products are widely used in mining, water well drilling,tunneling, quarrying, construction, and civil engineering project.
Advantage of Our DTH drill bits
1. Anti-stuck protection can avoid the ruined of the motor and the damage of reducer
2. High efficiency
3. Low cost
4. Stable performance
Specifications
| THE Drill Head Diameter(mm) | Spline Key Number | NO.Air Holes | Gauge Buttons | Front Buttons | Weight(KG) |
| 133 | - | 2 | 7XØ16 | 7XØ14 | 15.0 |
| 140 | - | 2 | 7XØ18 | 7XØ14 | 16.0 |
| 146 | - | 2 | 8XØ18 | 7XØ14 | 17.0 |
| 152 | - | 2 | 8XØ18 | 8XØ14 | 17.5 |
| 165 | - | 2 | 8XØ18 | 8XØ16 | 18.5 |
| WE can design and manufacture according to customers requirement of the bit diameter,the NO.of air holes,carbide buttons and the face shape. | |||||
1. Long life span: the wear-resist of tungsten carbides is 10-20 times higher compared with other similar materials, which greatly extends the life of the carbide bits;
2. High drilling efficiency: the high grade hardness of the carbides can always stay sharp, which could increase the drilling speeds too;
3. Low cost.
