PD300 hydraulic rock drill

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Description

TECHNICAL DATA  ( METRIC) PD300
Nominal power class kw 12
Optimal maximum hole diameter mm 76
Drilling depth m 20
Impact energy J 300
Percussion pressure bar 180
Percussion oil-flow  L/min 70
Rotation motors cc/r 125
Rotation motors brand DANFOSS
Oil inlet rotation pressure bar 200
Flow L/min 75
Max.Rotation speed rpm 280
Max.Torque N.M 820
shank size R32、R38、T38、T45
Lubrication  Air-oil mist
Air lubrication pressure bar 2.5-3.5
Lubrication air flow L/S 4.5
Flushing AIR/WATER
Flushing water flow L/min 70
Flushing air pressure bar 10
Center height mm 78
Weight kg 170
Accumulator nitrogen charging pressure bar 80-90
Buffer accumulator nitrogen charging pressure bar

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