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YYG series of Hydraulic Rock Drill
YYG series of Hydraulic Rock Drill

YYG series of Hydraulic Rock Drill

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YYG series of Hydraulic Rock Drill

The YYG series of Hydraulic Rock Drill was developed by Guilin Drilling Corp.(Guiye Heavy Industries branch company )and Beijing University of Technology and Science.And YYG300B Hydraulic Rock Drill was enrolled in Hightech products of Guangxi.This equipment is mainly used in KD series Full Hydraulic Drilling Taphole Machine recently.

1.Simple structure and easy maintenance.
2.High effciency,the attack force can reach 250 to 300J,low energy consump tion(≤25KW)
3.Long life cycle of the components,operating steadily and low noise.

Model YYG250B YYG300B
Attack force(J) 250 300
Attack frequency(times/min) 2800-3000 2800-3000
Rotate torque(N.m) 0-540 0-540
Rotate speed(r/min) 0-360 0-360
Attack pressure(MPa) 9-12 10-13
Attack flux(L/min) 90-100 100-120
Rotate pressure(MPa) 6-10 6-10
Rotate flux(L/min) 50-70 50-70

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