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A DTH (Down-The-Hole) hammer is a specialized drilling tool used in various industries, particularly in mining, construction, and geotechnical engineering. It is designed to deliver powerful impact forces to the drill bit, enabling efficient and effective drilling in hard rock formations.
A low-pressure DTH (Down-The-Hole) hammer and bit system is a variation of the standard DTH drilling technology that operates at lower air pressures. It is specifically designed for drilling applications where high-pressure air is not readily available or where drilling in fragile or sensitive formations is required. Here's a description of the components and functioning of a low-pressure DTH hammer and bit system:
Using a DTH hammer for drilling offers several advantages over other drilling tools. Here are some of the key benefits:
1. Efficient Drilling in Hard Rock: DTH hammers are specifically designed for drilling in hard rock formations. Their high-impact energy and percussive action enable efficient penetration even in the toughest rock types, such as granite or basalt. This makes them ideal for mining, quarrying, and construction applications where hard rock drilling is required.
2. Fast Drilling Speed: DTH hammers can achieve high drilling speeds, allowing for rapid progress in drilling operations. The repeated impact forces delivered by the hammer, combined with the efficient removal of drill cuttings, help to expedite the drilling process compared to other drilling methods.
3. Straighter Holes: DTH hammers are known for producing straighter boreholes compared to alternative drilling techniques. The percussive action of the hammer, combined with the stability provided by the drill string, helps to maintain drill bit alignment and prevent deviation during the drilling process. This is important for applications where precise hole trajectories are required, such as in geotechnical investigations or well drilling.
Type |
Number of | DIa.(mm) | Weight(kg) | Gauge Button | Front Button | Matching |
| Air hole | DTH Hammer | |||||
| GL65PQ | 1 | 68-72 | 1.5 | 4×Φ12 | 3×Φ12 | GL65 |
| GL75PQ | 3 | 75-77 | 2.4 | 5×Φ12 | 3×Φ12 | GL70 |
| GL76PQ | 2 | 76-78 | 2.5 | 5×Φ12 | 3×Φ12 | GL76 |
| GL76-78 | 2 | 78-82 | 2.6 | 5×Φ12 | 3×Φ12 | |
| GL80PQ | 3 | 82-84 | 3.0 | 5×Φ12 | 6×Φ12 | GL80 /80X |
| GL90A | 3 | 90-95 | 3.6 | 6×Φ14 | 4×Φ12 | |
| GL80XD-90 | 3 | 90-95 | 3.4 | 6×Φ12 | 4×Φ12 | GL80XD |
| GL80-II-80 | 3 | 80-82 | 3.0 | 5×Φ12 | 4×Φ12 | GL80-II |
| GL90B | 3 | 90-95 | 3.8 | 6×Φ14 | 4×Φ12 | GL90/90-I |
| GL90T1 | 2 | 90-95 | 3.6 | 6×Φ14 | 1×Φ12 | |
| 3×Φ12 | ||||||
| GL90T2 | 2 | 90-95 | 3.8 | 6×Φ14 | 4×Φ12 | |
| GL90T3J | 3 | 90-95 | 3.6 | 6×Φ14 | 4×Φ12 | |
| GL90T5 | 2 | 90-95 | 3.6 | 5×Φ14 | 4×Φ12 | |
| GL90-100 | 3 | 100-105 | 4 | 6×Φ14 | 5×Φ12 | |
| GL90-105 | 3 | 105-110 | 4.2 | 6×Φ14 | 5×Φ12 | |
| GL90-110 | 3 | 110-115 | 4.5 | 8×Φ14 | 3×Φ12 | |
| GL90-120 | 3 | 120-125 | 5 | 8×Φ14 | 3×Φ12 | |
| GL90-130 | 3 | 130-135 | 6.8 | 9×Φ14 | 4×Φ12 | |
| GL110-110 | 3 | 110-115 | 6.1 | 6×Φ14 | 5×Φ12 | GL110 |
| GL110-115 | 3 | 110-115 | 6.3 | 6×Φ14 | 5×Φ12 | |
| GL110-120 | 3 | 120-125 | 7 | 6×Φ14 | 6×Φ12 | |
| GL110-125 | 3 | 125-130 | 7.1 | 6×Φ14 | 7×Φ12 | |
| GL110-130 | 3 | 130-135 | 7.3 | 6×Φ14 | 7×Φ12 | |
| GL110-135 | 3 | 135-140 | 8 | 6×Φ14 | 7×Φ12 | |
| GL110-140 | 3 | 140-145 | 8.2 | 6×Φ14 | 8×Φ12 | |
| GL110-150 | 3 | 150-155 | 9 | 6×Φ14 | 8×Φ12 | |
| GL150-155 | 3 | 155-160 | 16.3 | 15×Φ16 | 4×Φ14 | GL150 |
| GL150-165 | 3 | 160-165 | 17.3 | 15×Φ16 | 5×Φ14 | |
| GL150-185 | 3 | 180-185 | 19.6 | 15×Φ16 | 6×Φ14 | |
| GL150-200 | 3 | 200-205 | 23 | 9×Φ16 | 12×Φ14 | |
| GL170-175 | 3 | 175-180 | 22.8 | 15×Φ16 | 8×Φ14 | GL170 |
| GL170-185 | 3 | 185-190 | 23.24 | 15×Φ16 | 8×Φ14 | |
| GL170-195 | 3 | 195-198 | 24 | 15×Φ16 | 10×Φ14 | |
| GL170-200 | 3 | 200-203 | 25.8 | 15×Φ16 | 9×Φ14 | |
| GL170-210 | 3 | 210-213 | 26.5 | 12×Φ16 | 6×Φ14 | |
| 6×Φ16 | ||||||
| GL170-220 | 3 | 220-223 | 28.5 | 15×Φ16 | 11×Φ14 | |
| GL170-230 | 3 | 230-233 | 32 | 15×Φ16 | 12×Φ14 | |
| GL170-240 | 3 | 240-243 | 36 | 21×Φ16 | 6×Φ14 | |
| GL170-250 | 3 | 250-253 | 45 | 15×Φ16 | 4×Φ14 |
Production Line
Glorytek Industry (Beijing) Co., Ltd. is an integrated corporation specialized in manufacturing and exporting top quality drilling equipment and drilling parts for more than 20 years. We are supported and assisted by highly experienced R&D team and enginners that enable us to complete all the assigned projects successfully as per clients; requirements.
Our factory covers an area of 250,000 square meters, construction area is about 150,000 square meters, having machining machinery, CNC processing center, friction welding machine, testing equipments etc. over 200 sets and more than 600 employees.
Q: How can we choose a suitable water well drill rig?
A: We normally recommend a suitable model according to drilling depth, drilling hole dia. and layer condition on site.
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