Sandvik DB120: a completely new mobile secondary breaking unit, designed for safe breaking of oversized, low loose boulders ensuring continuous underground mining process. After drilling, boulders are split by hydraulic wedge. No explosives are needed.
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- Remote-controlled operation
- No explosion fumes
- Low dust levels in the area
- Safer working environment for operators
- No damage to support or infrastructure
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| Min. drift size |
3 x 3 m (10 x 10 ft)
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| Breaking method |
Drill-split
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| Hole length |
800 — 1200 mm (31 — 47″)
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| Hole diameter |
48 mm (2″)
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| Splitting force |
6500 kN
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| General dimensions |
| Length |
5900 mm (232″)
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| Width |
2280 mm (90″)
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| Height |
2935 mm (116″)
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| Weight |
5600 kg (12 346 lb)
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| Major Components |
| Splitter |
Hydraulic wedge
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| Rock drill |
HLX 1
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| Control system |
Radio remote
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