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Airis Australia
Products>Low Pressure DTH Hammers
Type and Technical Specification of Low Pressure DTH Hammers▼
Item
Drilling Dia. (ф/mm)
Hammer Length (mm)
Outside Dia. (ф/mm)
Weight (kg)
Working Pressure (Mpa)
Air Consumption (M3/Min.)
Torque (N.M)
Impact Frequency (Times/Min.)
Connection 1
Connection 2
GL65B
68-70
745
61.2
13
0.5-0.7
2.5
51
≥810
M4×10×1.5
ф37-4
GL70
72-74
803
67.2
14
0.5-0.7
3
70
≥810
M48.8×4.2
ф43-6
GL76
74-76
766
67.2
15
0.5-0.7
3
75
≥810
M48×10×2
ф44-4
GL80
80-82
796
72
17
0.5-0.7
5
81
≥800
M48×10×2
ф50-6
GL90
90-130
796
80.2
20
0.5-0.7
6
110
≥820
M48×10×2
ф54-6
GL90-1
90-130
796
80
20
0.5-0.7
5.5
120
≥820
M48×10×2
ф54-6
GL110
110-150
838
98
30
0.5-0.7
11
180
≥830
API 2-3/8
ф65-6
GL150
150-185
908
137
75
0.5-0.7
17
340
≥800
76×10×3
ф90-6
GL170
170-250
1023
156
90
0.5-0.7
19.5
420
≥790
M100×28×10
ф98-6
Our DTH hammer and bits are compatible with CIR, DHD, QL, SD, Mission, etc. series of Atlas and Sandvik brands. 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.
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