1.Specification of DTH rock drill hammers
High Pressure DTH Hammer Technical Parameters | |||||
P/N | QW355 | QW355K | QW360 | QW380 | QW3120 |
Drilling Diam (mm) | Φ130-152 | Φ152-305 | Φ152-305 | Φ203-350 | Φ302-508 |
Hammer Length(mm) | 1220 | 1098 | 1450 | 1551 | 1934 |
External Diam (mm) | Φ124 | Φ124 | Φ136 | Φ181 | Φ275 |
Weight(Kg) | 74 | 70 | 126 | 277 | 642 |
Working (Mpa) Pressure | 0.8-2.1 | 1.2-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 |
Air Consumption(m3/min) | 6.5-18 | 4.5-18 | 8.5-25 | 12-31 | 14-45 |
Torque(N·M) | 700 | 800 | 822 | 1560. | 2410 |
Impact Frequency(FRE./min) | 810-1500 | 840-1500 | 820-1475 | 860-1510 | 980-1446 |
Connection Thread | API 2-3/8" PIN | API 2-3/8" PIN | API 3-1/2" PIN | API 4-1/2" PIN | API 6-5/8" PIN |
Connection Thread | Φ84-8 | Φ84-8 | Φ99.5-8 | Φ128-10 | Φ184-8 |
Bit Shank | QW355- 140/152 | QW355- 140/152 | QW360- 152/165/178/194/203/216/230/254/305 | QW380- 203/216/230/254/310/350 | QW3120- 302/311/330/357/381/444/483/508 |
High Pressure DTH Hammer Technical Parameters | ||||||
P/N | QW330 | QW335 | QW340 | QW345 | QW345K | QW350 |
Drilling Diam (mm) | Φ82-85 | Φ90-93 | Φ105-130 | Φ105-130 | Φ110-130 | Φ130-152 |
Hammer Length(mm) | 867 | 908 | 1052 | 1034 | 994 | 1387 |
External Diam (mm) | Φ71 | Φ81 | Φ92 | Φ98 | Φ98 | Φ114 |
Weight(Kg) | 19 | 21.8 | 38 | 39 | 40 | 69 |
Working (Mpa) Pressure | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 0.8-2.1 | 1.2-2.1 | 0.8-2.1 |
Air Consumption(m3/min) | 3-12 | 4.3-14.2 | 3.5-18 | 3.5-15 | 3.5-15 | 5.7-18 |
Torque(N·M) | 150 | 205 | 304 | 335 | 400 | 590 |
Impact Frequency(FRE./min) | ≥800 | 950-1500 | ≥800 | ≥800 | ≥820 | 810-14720 |
Connection Thread | 48.4×4.2 | API 2-3/8" PIN | API 2-3/8" BOX | API 2-3/8" PIN | API 2-3/8" PIN | API 2-1/2" PIN |
Connection Thread | Φ47-6 | Φ53-8 | Φ64-8 | Φ64-80 | Φ64-8 | Φ84-8 |
Bit Shank | QW330-85 | QW335-90 | QW340-105/115/1130 | QW345-115/130 | QW345-115/130 | QW350-130/140/152 |
2.Views of DTH rock drill hammers and parts:
DTH rock drill hammers
DTH rock drill hammers
DTH rock drill hammers
3.What we offer:
1. Tapered drill rod and Tapered drill bit. The tapered degree would be 6°, 7°, 11°, 12°;
2. DTH Bit and DTH Hammer suit for DHD, QL, M, BR series;
3. Thread Button Bit and drill rod suit for R22, R25, R28, R32, R38, T38, T45, T51 etc.;
4. Self-drilling anchor tools;
5. Parts like shank adaptors, coupling sleeve etc.
Our price is much lower than Atlas's but the quality is very very close to Atlas's. This truth has been approved by many customers. Just try one time, and you will satisfy with us!
Thank for your attention and welcome to call me!
