Dth hammer down the hole button drilling bits for water well drilling rig
Introduction of Mining+Machinery+Parts:drill bit
1. Powerful Adaptability, adapt for various kinds of rock with rigidity form F6-F20.
2. Adaptable for various kinds of hammers including low pressure, medium pressure and high pressure.
3. Material and process:high quality alloy steel bar and tungsten carbides, through heat treatment
DTH bits have powerful drilling capacity, great reliabiltiy and low operating cost. Advanced prodction techologies and skillful design, as well as high quality materials result in good performance, long service life, simplicity and endurance. Thus, our drilling tools are widely used for drilling and qurrying in mining industries and other construction fields.
Technical parameter of Mining+Machinery+Parts:drill bit
Suitable DTH hammer | Drill bit Diameter(mm) | NO. air holes | Gauge bottoms | Front buttoms | weight (KG) |
3.5inch DTH hammer | 90 | 2 | 6*Ø14 | 4*Ø13 | 3.5 |
4 inch DTH hammer | 105 | 2 | 6*Ø14 | 5*Ø13 | 8.5 |
115 | 2 | 7*Ø13 | 6*Ø13 | 9.0 | |
127 | 2 | 8*Ø14 | 7*Ø14 | 11 | |
5inch DTH hammer | 140 | 2 | 7*Ø18 | 7*Ø14 | 16 |
146 | 2 | 8*Ø18 | 7*Ø14 | 17 | |
152 | 2 | 8*Ø18 | 8*Ø14 | 17.5 | |
6inch DTH hammer | 165 | 2 | 8*Ø16 | 8*Ø16 | 26 |
190 | 2 | 9*Ø18 | 9*Ø16 | 28.5 | |
8inch DTH hammer | 203 | 3 | 9*Ø18 | 9*Ø18 | 40 |
216 | 2 | 10*Ø18 | 12*Ø16 | 49 | |
254 | 3 | 11*Ø18 | 17*Ø16 | 71 | |
10inch | 305 | 4 | 12*Ø18 | 36*Ø16 | 125 |