Specifications
borehole drilling rig1.large range and reasonable drilling speed
2.capacity power unit
3.large output torque
4.hydraulic
HF-8B borehole drilling rig for metallic and nonmetallic solid mineral deposits prospecting
Introudction of the HF-8B borehole drilling rig
- Mechanical transmission, spindle rotation and hydraulic feeding
- Large range and reasonable drilling speeds
- Large capacity of power unit
- Large output torque
- Hoister in horizontal arrangement
- Hydraulic brake
- Huge power of lifting
- Braking easily and quickly
- Easy and convenient in operation
- Reliable and safe
.Specifications of the HF-8B borehole drilling rig:
Drilling Depth | 1000 m3200 m(328010496 feet) | |
Rotate speed (rpm) | Clockwise rotation rates | 79;136;121;363;220;379;589;1011 |
Anti-clockwise rotation rates | 51;142 | |
Turn table speed (rpm) | Clockwise rotation rates | 27;46;72;124;75;130;202;347 |
Anti-clockwise rotation rates | 17;48 | |
Diameter of drilling rod | 50;60;71;89;114 mm (1.97;2.36;2.80;3.50;4.49 inch) | |
Spindle stroke | 800 mm(31.5 inch) | |
Shift range | 690 mm(27.2 inch) | |
Max. hoisting force | 300 kN(67440 lbf) | |
Max. pressuring force | 141 kN(31697 lbf) | |
Max. single-wire hoisting force | 125 kN(28100 lbf) | |
Max. content of winding drum | 120 m(394 feet) | |
Steel wire size | 21.5 mm(0.85 inch) | |
Hoisting Speed | 0.663;1.09;1.693;2.90;1.761;3.034;4.713;8.803m/s (2.17;3.58;5.55;9.51;5.78;9.95;15.46;28.87 feet/s) | |
Turn table Aperture | 395 mm (15.55 inch) | |
Electromotor model | Y2-280M-4 | |
Electromotor output | 90 kw(121HP) | |
Electromotor Rotation rate | 1480 r/min | |
Diesel Engine model | YC6B180D | |
Diesel Engine output | 134 kw(180HP) | |
Diesel Engine rotation rate | 1800 r/min | |
Dimensions | With electromotor 4413×1692×2653 mm (173.7×66.6×104.5 inch) | |
With diesel engine 4413×1892×2803mm (173.7×74.5×110.4 inch) | ||
Weight | 10100 kg(22270 lb) | |
