Consists of integrated down-the-hole drilling rigs,full hydraulic open-pit drill carriages,multifuctional cutting drilling rigs, ground screw drilling rigs, down hhole rock drill jumbos ect. It is widely used in construction such mining projects as cement, metallurgy, coal mines, quarries, etc., and such new energy projects as railways and highways, water conservancy and hydropower, national defense construction and housing contruction.
| Main parameters | SWDE120B-3 | SWDE120S-3 | SWDE138B | ||
| Operation parameters | Drilling range | mm | 90-138 | 90-138 | 105—152 |
| Impactor | 4″ | 4″ | 4”、5″ | ||
| Drill pipe diameter | mm | 76 | 76 | 76、89 | |
| m | 4m X7 | 4mX7 | 4mX7 | ||
| Maximum ho[e depth | m | 28 | 28 | 28 | |
| Dust rem ova I device | Dry-type (standard) and wet-type (optional) | ||||
| Air compressor | Working pressure | bar | 17 | 20 | 21 |
| Disptacement | m3/min | 16 | 17 | 19 | |
| Power | kW/rpm | ||||
| Engne | Manufacturer | CUMMINS | CUMMINS | CUMMINS | |
| Model | QSL8.9-C325 | QSC8.3~C260 | QSL8.9-C360 | ||
| Power | kW/rpm | 242/2100 | 194/2200 | 264/2100 | |
| Fuel tank | L | 450 | 450 | 520 | |
| Propulsion | Total length of propulsion girder | mm | 7350 | 7350 | 7350 |
| Compensated travel | mm | 1200 | 1200 | 1200 | |
| Maximum propulsion | kN | 30 | 30 | 30 | |
| Forward inclination | o | 140 | 140 | 140 | |
| Rollback | o | -20~90 | -20~90 | -20~90 | |
| Boom | Lifting angle | o | 50~-30 | 50~-30 | 50~-30 |
| Swing angle | o | L15 R45 | L15 R45 | L15 R45 | |
| Tracing capability | Traveling speed | km/h | 32 | 32 | 32 |
| Maximum traction force | kN | 100 | 100 | 100 | |
| Gradeabitity | o | 25 | 25 | 25 | |
| Swingangle of crawlerframe | o | ±10 | ±10 | ±10 | |
| Ground clearance | mm | 438 | 438 | 480 | |
| Slewing | Slewing speed | rpm | 110 | 110 | 110 |
| Slewing torque | Nm | 3000 | 3000 | 3800 | |
| (Xerall dimensions of boom | Weight | kg | 14500 | 14200 | 14800 |
| LxWxH (working) | m | 7.9X2.5X7.65 | 7.9X2.5X7.65 | 8.2X2.7X7.65 | |
| LxWxH (transportation) | m | 9.98X2.5X3.42 | 9.98X2.5X3.42 | 10.28X2.7X3.42 | |
