TUNNELING JUMBOS
Tunneling jumbos have a special modular design that makes these machines flexible and versatile. Whether you're using them for fast face drilling or mechanized long-hole drilling and bolting, these machines ensure high productivity and reliability.
Sandvik DT820 is two-boom electrohydraulic jumbo for fast and accurate tunneling and cavern excavation of 12 - 110 m². The DT820 jumbo is equipped with hydraulic drilling systems and it's available in safety canopy version. Sandvik DT820 jumbo can be used for face drilling, cross-cutting and bolt hole drilling.
| Technical Data | |
|---|---|
| Tunnel Size | 14 210-8 420mm (559-331.4 in.) |
| Coverage area | 12 - 110 m² (129 - 1184 ft²) |
| Hole Diameter | 43 - 64 mm |
| Hole length | Up to 5880 mm |
| Rock drill | HX5, 20 kW (26,8 hp) |
| Control system | THC560, hydraulic |
| Boom | THC560, hydraulic |
| Elevating boom support | No |
| Feed | 2 x TF500, 12 - 20 ft |
| Length | 14 900 mm (48.88 ft) with default feed |
| Width | 3000 mm (9,84 ft) drilling 3000 mm (9,84 ft) tramming 2500 mm (8.20 ft) transportation |
| Height | 2750 mm (9.0 ft) Canopy down 3600 mm (11.8 ft) Canopy up |
| Weight (depending on options) | 26 250 kg (57 871 lbs) 28 450 kg (62 721 lbs) with utility boom option |
DT821 TUNNELING JUMBO
Sandvik DT821 is a two-boom, electro-hydraulic jumbo designed for fast and accurate drilling in tunneling and cavern excavation. It is a powerful drill rig with added automatic functions and optional instrumentation to maximize productivity and ensure high-quality excavation. It drills holes with a diameter of 43 to 64 millimeters (1 ¾ to 2 ½ inches) with a depth of up to 6.2 meters (20 feet).
| Technical Data | |
|---|---|
| Tunnel Size | 8,420 - 14,210 mm (331.5 - 559.5 in.) |
| Coverage area | 12 - 110 m² (129 - 1,184 ft²) |
| Hole Diameter | 43 - 64 mm (1 ¾ - 2 ½ in.) |
| Hole length | Up to 6,180 mm |
| Rock drill | RD520, 20 kW (27 hp) DT821, DT821-C RD525, 25 kW (33.5 hp) DT821-SC |
| Control system | Hydraulic THC 561 (DT821, DT821-C) Electronic TPC 561 (DT821-SC) |
| Boom | 2 x SB90 |
| Elevating boom support | No |
| Feed | TF500, 16 ft |
| Length | 14,930 mm (49 ft) with default feed |
| Width | 3,000 mm (10 ft) drilling 3,000 mm (10 ft) tramming 2,500 mm (8 ft) transportation |
| Height | 3,600 mm (11.8 ft) drilling 2,750 mm (9 ft) tramming |
| Weight (depending on options) | 26,500 kg (58,422 lbs) basic 28,900 kg (63,714 lbs) with utility boom |
ROCK BREAKER AND TOOLS
BBC 120 DRIFITER AND PARTS
JACK HAMMER & SPARE PARTS
BMK62S PUSHER LEG & SPARE PARTS
HOSE PIPES