Full Hydraulic diamond core drilling rig 3000m YF-HH-8

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1. Specifications YF-HH-8 drill rig is excellent in performance, high in working efficiency, easy for operation, and with 3000m drilling capacity. YF-HH-8 Hydraulic Core Drilling Rig, an up-to-date multifunctional product and a thoroughly new-type hydraulic core drilling rig developed on the basis of the market demand and the advanced techniques in the world. It is suitable to use in plains, hills, high temperature as well as low temperature places. The main machine is integrated in structure, which consists of self-propelled chassis, power, mud pump and hoist, etc. It is wire-line coring, and at the same time has the unique top drive function. The maximum torque is 7200 Nm (5307 lbf ft), which will be much more suitable for large dia. drilling in coal bed methane, hydrology and water well. According to many years of experience in HDD field, our engineers install clamp and shackle device on the rig to relieve labor intensity, improve drilling efficiency and guarantee operator's safety. 2. Main Technology Parameters: Power Unit Power Cummins 6LTAA8.9-C360 264KW/2200rpm Drilling Capacity BQ 3000m(9842 feet) NQ 2500m(8202 feet) HQ 2000 m(6561 feet) PQ 1500 m(4921 feet) Drill Head RPM of Spindle Three Shifts/ Stepless ChangeThree 0-1250 RPM Max. Torque of Spindle 7200 Nm(5307 lbf•ft) at 170 rpm 1300 Nm(958 lbf•ft) at 1250 rpm Spindle Diameter 121 mm(4.76 inch) Max. Lifting capacity of Spindle 295 kN(66316 lbf) Max. Feeding Power 152 kN(34170 lbf) Capacity of Main Hoist Hoisting force (single wire) 120kN(26976 lbf) Steel Wire Diameter 21.5 mm(0.85 inch) Steel Wire Length 50 m(164 feet) Capacity of Wireline Hoist Hoisting Force (single wire) 15 kN(3372 lbf) (bare drum) Steel Wire Diameter 6.3 mm(0.25 inch) Steel Wire Length 2800 m(9184 feet) Mast Effective Hoisting Height 9.6 m(31.5 feet) Mast Adjusting Angle 0°—90° Drilling Angle 45º off horizontal to 90ºvertical down Feeding Stroke 4700 mm(185 inch) Slippage Stroke 1100 mm(43 inch) Foot Clamp Clamping Scope 55.5-117.5 mm(2.19-4.63 inch) through hole dia.154mm(6.06 inch) Mud Pump Type Reciprocating Pump Triplex Plunger Model BW320 Stroke 110mm(4.3 inch) Output volume 320,230,165,118 L/min (84.5, 61, 44, 31 US Gallons/min) Discharge pressure 4.0, 5.0, 6.0, 8.0 Mpa (580, 725, 870, 1160 psi) Others Weight 25000 Kg (55125 lb) Transport Dimensions (L × W ×H ) 8300×2400×3500mm (326.8×94.5×137.8 inch) Pinson (Export Manager) drill.pinson@gmail.com Skype/Gtalk: drill.pinson Mobile: +86-15837190870

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Henan YIFENG Mechanical Equipment Co.Ltd

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