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| Place of Origin: | China |
| Brand Name: | Xianfeng |
The Sandvik RD520 Hydraulic Rock Drill is a powerful and reliable rock drilling unit designed for underground mining, tunneling, and surface drilling applications. With high impact energy, excellent penetration rates, and robust construction, the RD520 is built to deliver consistent performance in the toughest rock conditions.
| Specification | Value |
|---|---|
| Nominal Power Class | ~20-22 kW |
| Optimal Hole Diameter | 45 - 76 mm |
| Impact Energy | ~400-450 J |
| Percussion Pressure | up to 220 bar |
| Percussion Oil Flow | ~90-100 L/min |
| Rotation Speed | up to 270 rpm |
| Rotation Torque | 900 - 1000 Nm |
| Shank Adapter Size | T45, T51 |
| Lubrication System | Air-oil mist |
| Flushing Options | Air or water |
| Weight | ~180 - 200 kg |
