Home > Products > Core Drill Rig > The King of the Wells!HF-7rotary Core Drilling Machine
The King of the Wells!HF-7rotary Core Drilling Machine
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Product Details
| Condition | New | Type | Core Drilling Rig | |
| Power Type | Diesel | Brand Name | Hanfa | |
| Model Number | HF-7 | Usage | Coal | |
| Warranty | ISO | After-sales Service Provided | Engineers available to service machinery overseas |
Product Description
Specifications
The king of the wells!!!!!HF-7rotary core drilling machinerotary core drilling machine HF-7
Advantages of rotary core drilling machine HF-7:
1.large range and reasonable drilling speeds
2.Large capacity of power unit
3.Large output torque
4.Hoister in horizontal arrangement
5.equip with hydraulic brake, braking easily and quickly
Application of rotary core drilling machine HF-7:
Metallic and nonmetallic solid mineral deposits prospecting; shallow oil and natural gas exploration and exploitation; geothermal well exploitation, mine ventilation and drainage ; also for large hole diameter basic pile construction. The drilling rigs can be widely used in geology, metallurgy. Coal, hydrogeology well and engineering and other industries fields
Technical parameter of rotary core drilling machine HF-7:
| Unity machine parameter | ||
| Drilling depth | 600-2200m | |
| Drill Rod made in China | Φ50 x 4.75 | 2200m |
| Φ50 x 5 | 2000m | |
| Φ60 x 6 | 1450m | |
| Φ71 x 5 | 1659m | |
| Φ73 x 7 | 1000m | |
| Φ89 x 5 | 1300m | |
| Φ89 x 10 | 600m | |
| Internally Thickeded Drill Rod | BW | 2200m |
| NW | 1700m | |
| HW | 1150m | |
| Wireline Coring Drill Rod | BQ | 2200m |
| NQ | 1700m | |
| HQ | 1150m | |
| PQ | 800m | |
| BCQ | 2500m | |
| NCQ | 2000m | |
| HCQ | 1550m | |
| Power | Electric motor | Y250M-4 56KW 1500r/min |
| Diesel Engine | 6BT5.9-85 85KW 2000r/min | |
| Drilling angle | 90° ~75° | |
| Drill machine moving stroke | 500mm | |
| Dimension | 3260 x 1280 x 2290mm | |
| Weight ( power not included ) | 3350kg | |
| Spindle | ||
| Spindle Bore Diameter | 118mm | |
| Spindle stroke | 800mm | |
| Spindle max. torque | 7500N.m | |
| Spindle max. lifting capacity | 180kn | |
| Spindle max. pressure force | 120kn | |
| Spindle Speed Electric motor 1500r/min | Forward Rotation | 41; 70; 122; 155; 178; 265; 268; 469; 681; 1016r/min |
| Backward Rotation | 41; 156r/min | |
| Spindle Speed Diesel Engine 200r/min | Forward Rotation | 54; 94; 163; 207; 237; 353; 358; 625; 908; 1355r/min |
| Backward Rotation | 54; 207r/min | |
| Hoist | ||
| Max.single line hoisting capacity | 60KN | |
| Wirerope caliber | 20mm | |
| Roller capacity of wireline length | 102m | |
| Single line lifting speed | Power rotation Speed 1500r/min | 0.438; 0.758; 1.322; 1.921; 2.865m/s |
| Power rotation Speed 2000r/min | 0.584; 1.011; 1.762; 2.560; 3.820m/s | |
| Transssion gearbox | Auto gearbox | |
| Hydraulic oil box | ||
| Duplex gear oil pump | CBY2032/K1020 | |
| Displacement | 32/16 ml/r | |
| Work pressure | 20 Mpa | |
| Max. pressure | 25 Mpa | |
| Water brake | ||
| Work rotation speed | 700-1800r/min | |
| Single line balance speed | 3-8m/s | |
| Single line balance load | 45KN | |
project case of rotary core drilling machine
About us
Contact Us
- Zhengzhou Han Fa Imp & Exp Trading Co., Ltd.
- Contact nameVincent Guo Chat Now
- Phone86-371-67990397
- AddressYulan Street, High-tech Zone, Zhengzhou, Henan
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