DTH Rigs
Down the Hole Hammer, in DTH Drilling the drill string rotates while the drilling hammer continuously strikes down into the rock. The TM Bohrtechnik range goes from 89mm to 203mm in hole size.
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RTD20
Drill hole diameter mm – in 89 / 115 – 3,5 / 4,5
Weight Kg – Lbs 11 500 – 25 300
Specifications
| Application: | Down the hole |
| Drill Hole Diameter mm – in: | 89 / 115 – 3,5 / 4,5 |
| Weight kg – Lbs: | 11 500 – 25 300 |
| Engine: | Cummins QSB 6.7 C220 Tier III – Tier IV |
| Power kW@rpm: | 164 @ 2 200 |
| Air volume ㎥/min – CFM: | 11,39 – 402 |
| Pressure bar – PSI: | 15 – 217 |
| Drill tube diameter mm – in: | 76-89 / 3-3,5 |
RTD25
Drill Hole Diameter mm – in 89 / 115 – 3,5 / 4,5
Weight kg – Lbs 18 000 – 39 600
Specifications
| Application: | Down the hole |
| Drill Hole Diameter mm – in: | 89 / 115 – 3,5 / 4,5 |
| Weight kg – Lbs: | 18 000 – 39 600 |
| Engine: | Cummins QSB 6.7-C260 Tier III – Tier IV |
| Power kW@rpm: | 194 @ 2 400 |
| Air volume ㎥/min – CFM: | 14,76 – 521 |
| Pressure bar – PSI: | 16 -232 |
| Drill tube diameter mm – in: | 76-89 / 3-3,5 |
RTD28
Drill hole diameter mm – in 89 / 152 – 3,5 / 6
Weight Kg – Lbs 25 000 – 56 100
Specifications
| Application: | Down the hole |
| Drill Hole Diameter mm – in: | 89 / 152 – 3,5 / 6 |
| Weight Kg – Lbs: | 25 000 – 56 100 |
| Engine: | CAT C13 Tier III – Tier IV |
| Power kW@rpm: | 309 @ 1 800 |
| Air volume ㎥/min – CFM: | 20,6 – 727 |
| Pressure bar – PSI: | 24 – 348 |
| Drill tube diameter mm – in: | 76-89-102 / 3-3,5-4 |
RTD32
Drill hole diameter mm – in 105 / 203 – 4 / 8
Weight Kg – Lbs 31 000 – 68 200
Specifications
| Application: | Down the hole |
| Drill hole diameter mm – in: | 105 / 203 – 4 / 8 |
| Weight Kg – Lbs: | 31 000 – 68 200 |
| Engine: | CAT C15 Tier III |
| Power kW@rpm: | 403 @ 1 800 -2 100 |
| Air volume ㎥/min – CFM: | 28 – 989 |
| Pressure bar – PSI: | 28 – 406 |
| Drill tube diameter mm – in: | 76-89-102 / 3-3,5-4 |
