PD400 Hydraulic Rock Drill

The PD400 hydraulic rock drill is engineered for superior drilling performance in mining, tunneling, and construction applications. With robust hydraulic technology, high impact energy, and durable design, it ensures efficient penetration, reliable operation, and extended service life in tough rock conditions.

Technical Data (Metric):

• Nominal Power Class: 22 kW
• Optimal Maximum Hole Diameter: 115 mm
• Drilling Depth: 25 m
• Impact Energy: 400 J
• Percussion Pressure: 200 bar
• Percussion Oil Flow: 100 L/min
• Rotation Motors: 125 cc/r (Brand: DANFOSS)
• Oil Inlet Rotation Pressure: 200 bar
• Rotation Flow: 75 L/min
• Max. Rotation Speed: 280 rpm
• Max. Torque: 820 N·m
• Shank Size: R32, R38, T38, T45
• Lubrication: Air-oil mist
• Air Lubrication Pressure: 2.5–3.5 bar
• Lubrication Air Flow: 4.5 L/s
• Flushing: Air/Water
• Flushing Water Flow: 70 L/min
• Flushing Air Pressure: 10 bar
• Center Height: 84 mm
• Weight: 190 kg
• Accumulator Nitrogen Charging Pressure: 100 bar
• Buffer Accumulator Nitrogen Charging Pressure: 25–35 bar