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{"title":"Robust 200 Bar Custom Rock Drill Pneumatic For Skid Steer PD420L","imgUrl":"https:\/\/img.chinax.com\/nimg\/44\/af\/2c53789a77184184967f0b59f6b9-200x200-1\/robust_200_bar_custom_rock_drill_pneumatic_for_skid_steer_pd420l.jpg","attrs":{"Minimum Order Quantity":"1","Price":"Negotiable","Packaging Details":"Carton","Delivery Time":"2-3 Weeks"}}
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