High pressure dth hammer
Our DTH hammer and bits are compatible with CIR, DHD, QL,SD,Mission, etc. series of Atlas and Sandvik etc. They are with high efficiency, low failure rate and long service life. Even for all kinds of high hardness, high abrasive rocks and other harsh conditions, our drilling tools can also realize efficient and economical drilling.
| Type and Technical Specification of High Pressure DTH Hammers | |||||||||
| Item | GL330 | GL335 | GL340A | GL345 | GL350 | GL355 | GL360 | GL380 | GL3120 |
| Drilling Dia. (ф/mm) | 82-85 | 90-93 | 105-130 | 105-130 | 130-152 | 130-152 | 152-305 | 203-350 | 302-508 |
| Hammer Length(mm) | 867 | 908 | 1052 | 1034 | 1387 | 1220 | 1450 | 1551 | 1934 |
| Outside Dia. (ф/mm) | 71 | 81 | 92 | 98 | 114 | 124 | 136 | 181 | 275 |
| Weight(kg) | 19 | 21.8 | 38 | 39 | 69 | 74 | 126 | 277 | 642 |
| Working Pressure(Mpa) | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 |
| Air Consumption (M3/Min.) | 3-12 | 4.3-14.2 | 3.5-18 | 3.5-15 | 5.7-18 | 6.5-18 | 8.5-25 | 12-31 | 14-45 |
| Torque(N.M) | 150 | 205 | 304 | 335 | 590 | 700 | 822 | 1560 | 2410 |
| Impact Frequency (Times/Min.) | ≥800 | 950-1500 | ≥800 | ≥800 | 810-1470 | 810-1500 | 820-1475 | 860-1510 | 980-1446 |
| Connection 1 | 48.8×4.2 | API 2-3/8 | API 2-3/8 | API 2-3/8 | API 3-1/2 | API 2-3/8 | API 3-1/2 | API 4-1/2 | API 6-5/8 |
| Connection 2 | ф47-6 | ф53-8 | ф64-8 | ф64-8 | ф84-8 | ф84-8 | ф99.5-8 | ф128-10 | ф184-8 |
High Efficient High Pressure Hammer
| Item | GL345A | GL355K | GL360K | GL380K |
| Drilling Dia. (ф/mm) | 105-130 | 140-152 | 165-219 | 203-350 |
| Hammer Length(mm) | 1034 | 1098 | 1372 | 1504 |
| Outside Dia.(ф/mm) | 98 | 124 | 152 | 180 |
| Weight(kg) | 39 | 70 | 92 | 230 |
| Working Pressure(Mpa) | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 |
| Air Consumption (M3/Min.) | 3.5-15 | 4.5-18 | 9-26 | 9.6-24.8 |
| Torque(N.M) | 335 | 800 | 1150 | 1870 |
| Impact Frequency (Times/Min.) | ≥800 | 840-1500 | 950-1650 | 1100-1550 |
| Connection 1 | API 2-3/8 | API 2-3/8 | API 3-1/2 | API 4 1-2 |
| Connection 2 | Ф64-8 | Ф84-8 | Ф99.5-8 | ф128-10 |
