| model | HW910 | HW910-1 |
| engine | Yuchai Power | Yuchai Power |
| power（KW） | 59 | 59 |
| Drill pipe type（mm） | φ60*2000 | φ60*2000 |
| Drilling diameter（mm） | φ80-105 | φ80-105 |
| Maximum working torque（N.m） | 980 | 980 |
| Swing speed（rpm） | 0-105 | 0-105 |
| Propulsion（kN） | 15 | 15 |
| Lifting power（kN） | 25 | 25 |
| Propulsion method | oil cylinder chain | oil cylinder chain |
| Leveling angle | ||
| Walking speed（km/h） | 2 | 2 |
| Gradeability | 30° | 30° |
| gross weight（kg） | 3100 | 3260 |
| Shipping dimensions（mm） | 4100*2030*2020 | 4100*2030*2020 |
| Dust collection method | Dry dust collection |
In down-the-hole drilling a drill rod is fitted with a hammer at its lower end.
The hammer, which is mounted on the drill bit, is activated through the addition of compressed air and driven into the ground – simultaneously rotating and impacting.
This method is mainly applied for hard to very hard rock and/or for penetrating large boulders.
Main feature:
1. The borehole drill rig with two-stage dry dust removal device, which has little pollution to the environment;
2. HW910 is equipped with dry dust collector, drill pipe changer, and adopts the most advanced design and layout.
3. It is a trusted machine for mining and construction companies and contractors engaged in presplitting and conventional production blasthole drilling.
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