1. Marble, Granite & Sandstone
2.Demolition of concrete and reinforced concrete
3. Demolition of non-reinforced and lightly reinforced concrete
4. Demolition work in closed spaces and places that are of difficult access
5. Demolition work in extremely cramped spaces
6. Demolition of walls, wall openings
7. Cutting concreting piles
8. Demolition of factory chimneys
9. Secondary splitting of concrete slabs (e.g. preparing concrete for recycling)
10. Underwater demolition
11. Demolition of rock
12. Rock demolition (e.g. in trenching or splitting rock for a cellar extension)
13. Secondary splitting of large boulders
14. Tunneling
15. Enlarging work in underground mining
16. Secondary splitting
17. Pipe jacking/micro tunneling
Model | Bore diameter | Minimun drilling depth | The length of the wedge | Crack width of a division | Split time | Theoretical splitting force | The actual split force |
(Type) | (MM) | (MM) | (MM) | (MM) | (S) | (T) | (T) |
DS90A | Φ36~40 | ≥300 | 150 | 10~40 | 5~12 | 720 | 680 |
DS90B | Φ38~40 | ≥400 | 200 | 10~40 | 5~12 | 700 | 660 |
DS90C | Φ38~42 | ≥500 | 250 | 10~40 | 5~12 | 680 | 640 |
DS90D | Φ38~42 | ≥600 | 300 | 10~40 | 5~12 | 660 | 620 |
DS90E | Φ45~50 | ≥800 | 380 | 10~40 | 5~12 | 640 | 600 |