Audited Supplier
Consists of integrated down-the-hole drilling rigs,full hydraulic open-pit drill carriages,multifuctional cuttingdrilling rigs, ground screw drilling rigs, down hhole rocdrill jumbos ect. lt is widely used in construction suchmining projects as cement, metallurgy, coal mines.quarries, etc., and such new energy projects asrailways and highways, water conservancy andhydropower national defense construction andhousing contruction.
High axial compression,High torque,High speed,Large aperture provides superior productivity for your mining operations
Electric machinery,Diesel engine dual power system,Optional high and low double pressure or low air pressure air compressor,High efficiency and energy saving,Green and environmental protection
Electro-hydraulic Proportional Control System with Constant Power Variable,Automatically adjust operation parameters according to rock formation
Equipped with three-point float leveling chassis,High-strength truss drilling frame,And that reliability is high
Cone rotation,Two drilling modes of down-the-hole percussion,And that work condition adaptability is good,The rock stratum has wide adaptability
| Main parameters | SWDRT250 | SWDRT250H | SWDRT310 | |
| Drilling method | down-the-hole, cone | Rotary | Rotary | |
| Power type | Firewood moves | Diesel and electricity integrated | electric | |
| Job parameters | ||||
| Cone drilling diameter | mm | 200~250 | 200~270 | 250-310 |
| DTH drilling diameter | mm | 165~200 | ||
| economic aperture | mm | 230 | 250 | 310 |
| The maximum drilling depth should be | m | 48 | 48 | 48 |
| Drilling angle (optional) | . | 60~90 | 60~90 | 60~90 |
| rock hardness | f4~20 | f4~20 | f4~20 | |
| Drill type | DTH,Rotary | Rotary | Rotary | |
| Drill pipe diameter | mm | 133.159.194 | 159,194,219 | 219.255 |
| Drill pipe length | m | 10m×5 | 10m×5 | 10m×5 |
| air compressor | ||||
| Exhaust pressure | bar | 25/17 | 5~7 | 5~7 |
| Air volume | m³/min | 29.8 | 40 | 50 |
| power | kW | 328(diesel engine) | 220(motor) | 250(motor) |
| hydraulic power | ||||
| Motor Power | kW | -- | 160 | 220 |
| Diesel engine model | QSM11-C400 | QSB8.3-C240 | -- | |
| Power/speed | kW/rpm | 298/2100 | 179/2050 | -- |
| fuel tank capacity | L | 1500 | 400 | -- |
| Push | ||||
| Drill frame length | m | 15 | 15 | 15 |
| Advance the itinerary | m | 11.4 | 11.4 | 11.4 |
| propulsion speed | m/min | 45 | 30.8 | 30.8 |
| Propulsion | kN | 220 | 300 | 400 |
| shaft pressure | kN | 270 | 370 | 490 |
| Improve speed | m/min | 63 | 42.3 | 42.3 |
| walking ability | ||||
| Walking speed | km/h | 2 | 2 | 1.8 |
| Gradeability | 2 | 20 | 20 | 16 |
| Ground voltage | kPa | ≤100 | ≤100 | ≤100 |
| turn around | ||||
| Rotating speed | rpm | 0~160 | 0~120 | 0~120 |
| Torque | Nm | 11 | 13.8 | 16 |
| power | kW | 90 | 110 | 120 |
| Dimensions | ||||
| total weight | kg | 55000 | 85000 | 120000 |
| Length × width × height (drill frame horizontal) | m | 17×5.8×7 | 17×5.8×7 | 18×6×7.5 |
| Length × width × height (vertical weight of drill frame) | m | 13×5.8×17 | 15×5.8×17 | 16×6×18 |
