Rock drill , sometimes called drifter drill , is a tool used in mining and civil engineering to drill into rock. Rock drills are used for making holes for placing dynamite or other explosives in rock blasting, and holes for plug and feather quarrying.While a rock drill may be as simple as a specialized form of chisel, it may also take the form of a powered machine.
M21B/D rock drills are core components of drilling rig machine and suitable for underground mining operations and can be worked or powered by hydraulics.
- Product
- Hydraulic Rock Drills
- Place of Origin
- China
- Certificate
- Mining Safety Product Safety Certificate
| M21B/D Rock Drill | ||
| Structure | ||
| Dimension (include shank) | mm*mm*mm | 975X302X200 |
| Weight | KG | 175 |
| Center Height | mm | 86 |
| Shank | - | R32/T38/R38/T45/T38L/R38L |
| Hole Diameter | mm | Φ45-76 |
| Impact Functions | ||
| Max. Impact Power | KW | 21 |
| Max. Impulse Pressure | Bar | 160-200 |
| Impact Frequency | HZ | 55-63 |
| Flow | L/min | 95-1180 |
| Impact Energy | J | 252-330 |
| Rotation Functions | ||
| Displacement | CC | 100/125/160 |
| Rotation Speed | Rpm | 296-303 |
| Max. Torque | Nm | 477/597/764 |
| Oil Inlet Pressure | Bar | 210 |
| Others | ||
| Water Pressure | Bar | 12-24 |
| Water Flow | L/min | 60-120 |
| Air Lubrication Pressure | Bar | 4-7 |
| Lubrication Air Flow | L/S | 5 |
Parameter tables use the technical terms from the manufacturer data sheet.
M21B/D Hydraulic Rock Drill
Rock drill , sometimes called drifter drill , is a tool used in mining and civil engineering to drill into rock.
- Brand
- SITON
- Type / Model
- M21B/D
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