Customization: | Available |
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After-sales Service: | 1 Year |
Warranty: | 1 Year |
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The underground column-type down-the-hole drilling rig is hydraulically driven and is a new type of efficient underground deep-hole rock drilling equipment. It has the characteristics of simple structure, easy use, short auxiliary time, light weight, high performance and low noise. It is mainly suitable for coal seam caving water injection holes and gas drainage at various horizontal and upward angles within a drilling depth of 120 meters in mines. holes, water exploration holes, prospecting holes, patio holes, ventilation holes and other various engineering drilling holes. Drilling ores and rocks with Platts hardness in the range of f8-14 can achieve high drilling speeds.
Item | Unit | Specifications | |||||
Main machine | Rotating mechanism | Rated torque | N*m | 983 | |||
Rated speed | r/min | 0-60 | |||||
Working pressure | MPa | 10 | |||||
Rated flow | L/min | 40 | |||||
Propulsion mechanism | Length of guide | mm | 2660 | ||||
Advance stroke | mm | 1000 | |||||
No-load propulsion speed | mm/min | 9300 | |||||
Empty return speed | mm/min | 13000 | |||||
Propelling force | kN | 18.7 | |||||
Working pressure | MPa | 7 | |||||
Rated flow | L/min | 14 | |||||
Maximum rig height | mm | 2700 | |||||
Minimum rig height | mm | 2500 | |||||
Flush water pressure | MPa | 1.2-1.5 | |||||
Drilling diameter | mm | φ68-φ130 | |||||
Drilling depth | m | upper120 | |||||
Noise | Sound power level | dB(A) | 75 | ||||
Sound pressure level | dB(A) | grade 1 | |||||
Weight | kg | 1200 |
1.Why choose us ?
Jimai Machinery is a very professional drilling rig supplier in China. We have rich experience in this industry for many years.Now our products are serving around the world.we have High Quality, Competitive Price, and Fast Shipment.
2.Do you offer any custom designs?
Yes,we have our own trade factory. We provide services to top range partners.Produce a superior product for you by your designs.
3.How To Order ?
Step 1, please tell us what model and quantity you need;
Step 2, then we will make a PI for you to confirm the order details;
Step 3, when we confirmed everything, can arrange the payment;
Step 4, finally we deliver the goods within the stipulated time.
4. When will make delivery ?
About 7 work days after receipt of the payment.
6 months warranty for all kinds of products;
If you find any defective accessories first time, we will give you the new parts for free to replace in the next order, as an experienced manufacturer, you can rest assured of the quality and after-sales service.