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Changsha Drilling Machinery CO., LTD
11 Years
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| Brand Name : | Changtan |
| Model Number : | GY-300A Core Drilling Rig |
| Delivery Time : | One Month |
| Payment Terms : | T/T |
| Supply Ability : | 20pcs per month |
GY-300A Core Drilling Rig
GY-300A is a core drilling rig for middle and shallow hole. It applies not only to alloy and diamond core drilling with different calibres but also can be used for geological prospecting works, drilling of fluid mineral in superficial layer and shot holes and ventilation holes drilling, drilling on hydrology, water wells and big calibres. It has been widely used on areas such as road and railway construction, water resources and hydropower and architecture.
Technical Figures
Drilling Capacity | |
Drilling depth for BQ drilling rods | 440 m |
Drilling depth for NQ drilling rods | 290 m |
Drilling depth for HQ drilling rods | 195 m |
Drilling depth for PQ drilling rods | 135 m |
Spindle Turnable Angle | 0°~ 360° |
Power | |
Model | Y180L-4 (Electric Motor), 4L68 (Diesel Engine) |
Power | 22 KW (Electric Motor), 24KW (Electric Motor) |
Rated speed | 1470 r/min (Electric Motor), 1500 r/min (Electric Motor) |
Weight | 190 kg (Electric Motor), 215 kg (Electric Motor) |
Rotary Table | |
Type | Double-cylinder feeding and mechanical rotation |
Spindle diameter | 80 mm |
Spindle speed forward | 58, 101, 160, 221, 234, 406, 640, 885 r/min |
Spindle speed reverse | 46, 183 r/min |
Max torque | 3000 N*m |
Feeding travel spindle | 600 mm |
Max uplifting force of spindle | 60 KN |
Max feeding force of spindle | 100 KN |
Hoist | |
Type | Planetary gear transmission system |
Wire rope diameter | 14 mm |
Bobbin capacity | 45 m (5 layers) |
Max hoisting force single rope | 30 KN |
Lifting speed Hoisting velocity (2ndlayer) | 0.45, 0.785, 1.24, 1.71 m/s |
Clutch | |
Type | A typical 130 type venhicle specific dry single disc friction clutch |
Hydraulic system | |
Rated pressure | 8 MPa |
Max pressure | 10 MPa |
Oil pump type | Oil gear pump (CB-E25) |
Displacement | 20 ml/r |
Rated speed | 1500 r/min |
Rated pressure | 16 MPa |
Max pressure | 20 MPa |
Frame | |
Type | Sliding type (with base frame) |
Movable travel of drill | 460 mm |
Distance between drill and hole opening | 260 mm |
Drill dimension (length * width * height) | 2510 * 950 * 1820 mm |
Weight without engine | 1300 kg |
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