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JIEA A7 DTH Drilling Rig Machine for Mines Quarry Hydraulic Top Hammer Hard Rock
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JIEA A7 DTH Drilling Rig Machine for Mines Quarry Hydraulic Top Hammer Hard Rock
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Model
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A7
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Diesel engine
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YUCHAI
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Engine power （kw）
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73.5
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Drilling hardness
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F6-20
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Drilling diameter（mm）
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89-165
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Drilling Depth(M)
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30
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Pipe rod(mm)
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76*3000
89*3000 |
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Suitable DTH hammer
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3.5"/4"
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Rotary torque (Max.)
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3200
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rota ry speed（rpm）
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0-70
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Feed stroke(mm)
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4000
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Compensation length(mm)
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1200
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Maximun push-pull force(kn)
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12
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Lifting force(kn)
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20
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Method of Feed
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Oil cylinder+chain
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Travelling speed(km/h)
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1.5/3
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Climbing capacity(")
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25
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Ground clearance(mm)
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360
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Weight (kg)
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7600
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Dimensions(mm)
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7372×2260×2800
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Volume of diesel oil tank(L)
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135
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