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DTH Drill Hammers
Our company is dedicated in drilling line for many years to produce drilling equipments and drilling tools. For DTH rock hammer and bits, we have low pressure, medium pressure, high pressure, high pressure and high efficiency, RC drilling DHD hammer and bit and Mission DTH hammers and bits.
Our hammer and bits are made of high quality alloy steel with advanced heat threatment to assure the good drilling performance and long service life. They are widely used by our customers all over the world.
All the products are manufactured as per the international standard and well compatible with the brand of Atlas Copco, Ingersoll-Rand etc
Main Features
1) DTH hammers series we supply
A) High pressure series
B) Medium pressure series
C) Low pressure series
D) High efficiency high pressure series
E) Reverse circulation series
2)Outside diameters: 61.2~275mm
3)Drilling diameter: 68~508mm
----Type and Technical Specification of High Pressure DTH Hammers |
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Item |
GL330 |
GL335 |
GL340A |
GL345 |
GL350 |
GL355 |
GL360 |
GL380 |
GL3120 |
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Drilling Dia. ( Φ/mm) |
82-85 |
90-93 |
105-130 |
105-130 |
130-152 |
130-152 |
152-305 |
203-350 |
302-508 |
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Hammer Length(mm) |
867 |
908 |
1052 |
1034 |
1387 |
1220 |
1450 |
1551 |
1934 |
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Outside Dia. ( Φ /mm) |
71 |
81 |
92 |
98 |
114 |
124 |
136 |
181 |
275 |
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Weight(kg) |
19 |
21.8 |
38 |
39 |
69 |
74 |
126 |
277 |
642 |
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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 |
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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 |
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Torque(N.M) |
150 |
205 |
304 |
335 |
590 |
700 |
822 |
1560 |
2410 |
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Impact Frequency (Times/Min.) |
≥800 |
950-1500 |
≥800 |
≥800 |
810-1470 |
810-1500 |
820-1475 |
860-1510 |
980-1446 |
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Connection 1 |
48.8×4.2 |
2-3/8 |
2-3/8 |
2-3/8 |
3-1/2 |
2-3/8 |
3-1/2 |
4-1/2 |
6-5/8 |
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Connection 2 |
Φ47-6 |
Φ53-8 |
Φ64-8 |
Φ64-8 |
Φ84-8 |
Φ84-8 |
Φ99.5-8 |
Φ128-10 |
Φ184-8 |
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Application
They are widely used for mine, quarry, road construction for the drilling and blasting work, water well drilling, slope protection, anchoring, etc.
Pictures
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