The JK-DR300S drilling rig with AC(Air Compressor) method is capable of drilling upto 203mm (8 inch) diameter holes for pore-forming purposes to a depth of 300 meters
Product Display
Product Parameters
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Maximum drilling depth
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300m
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Bore diameter
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105-325mm
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Working wind pressure
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1.05-3.45Mpa
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Air consumption
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16-55m3/min
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Drill rod length
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3m/4.5m
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Drill rod diameter
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89/102mm
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axial pressure
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4T
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lifting force
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20T
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Hoisting speed
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3.0m/min
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Fltting speed
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0.5-5m/min
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Fast hoisting speed
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30m/min
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Fast Fltting speed
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50m/min
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Swing torque
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6500-8500Nm
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Swing speed
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60-100r/min
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Hoisting force of winch
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1.5T
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High hydraulic leg stroke
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1.5m
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The penetration efficiency
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10-35m/h
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Travelling speed
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3.5Km/h
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Gradeability
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30°
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Weight
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8.5T
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Dimensions（mm）
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4.8M×2M×2.45M
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Engine
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93KW YUCHAI 4-cylinder
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Product Advantages
1.The engine uses YUCHAI 93 KW turbocharged engine;
2.Walking Type: crawler mounted ,trailer mounted for choice.
3.Hydraulic oil pump:Parallel gearbox design separates the oil pump unit, the power
supply is adequately distributed, the hydraulic system is uniquely designed, and the maintenance cost is small;
4.Rotary head device:gearbox integrated casting, dual motor power, large torque, durable, low maintenance costs;
5.Drilling machine chassis:professional digging chassis, durable, heavy bearing, wide chain plate, less damage to hard roads;
6.Lifting force:design composite tower, 6.6m long stroke, double cylinder lift capacity 20 ton .
supply is adequately distributed, the hydraulic system is uniquely designed, and the maintenance cost is small;
4.Rotary head device:gearbox integrated casting, dual motor power, large torque, durable, low maintenance costs;
5.Drilling machine chassis:professional digging chassis, durable, heavy bearing, wide chain plate, less damage to hard roads;
6.Lifting force:design composite tower, 6.6m long stroke, double cylinder lift capacity 20 ton .
7.Each rig is equipped with a relief valve to raise the boom to protect the cylinder and ensure work safety;
8.Each hydraulic oil pipe is covered with a protective jacket to make the oil pipe last longer.
Accessories(Two Drill Methods)
Application
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