| Certification: | CE, RoHS, ISO 9001:2000, ISO 9001:2008 |
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| Condition: | New |
| Motor: | DC Motor |
| Drill Hole Diameter: | 83~105mm |
| Drill Hole Depth: | 25m |
| Bit Type: | DTH Hammer Bit |
| Samples: |
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Suppliers with verified business licenses
Audited Supplier 1. Equipped with two motors and planetary gear gyrator, has the characteristics of large rotary torque, high efficiency and durable.
2. Multi-way valve adopts two layers of double entrystructure, location is reasonable, easy to operate. New type of hydraulic system, propulsion, rotary speed, can shorten the auxiliary time of operation. With double motor two-speed gyrator, meet the requirements of different working conditions The prefilter, oil bath type air filter and air filter level 3, for the diesel engine working under high dust environment provides the guarantee.
3. The prefilter, oil bath type air filter and air filter level 3, for the diesel engine working under high dust environment provides the guarantee.
4. In order to adapt to different work environment and customer demand, adopting multiple specifications of the diesel engine and electric motors to meet the various needs.
5. Drill arm, novel structure, convenient adjustment, greatly improve the area of drilling, apply to drill horizontal hole low. The lowest level hole height 300 mm.
6. Power output gear box with double gear structure of mercury.
7. Using engineering with walking motor, strong gradeability, low failure rate.
| Whole machine model | HFH725B0 | HFH725B1 | HFH725B2 | HFH726B1 | HFH726B2 |
| To adapt to the rock hardness | 6~20 | 6~20 | 6~20 | 6~25 | 6~25 |
| diameter of bore(mm) | 83~105 | 83~105 | 83~115 | 83~115 | 85~130 |
| Economic drill depth(m) | 25 | 25 | 30 | 30 | 30 |
| Stand-alone gradeability(.) | 25 | 25 | 25 | 30 | 30 |
| Propulsion mode | Oil cylinder | Oil cylinder | Oil cylinder | Cylinder chain propulsion | Cylinder chain propulsion |
| Maximum lift capacity(kN) | 12 | 12 | 15 | 15 | 15 |
| Rotary torque(N.m) | 1200 | 1200 | 1400 | 1300 | 1700 |
| Rotary speed(r/min) | 0~100 | 0~120 | 0~100 | 30~90 | 30~90 |
| Work pressure(MPa) | 0.6~1.6 | 0.5~1.4 | 0.7~1.6 | 0.7~1.6 | 0.7~1.6 |
| Air consumption(m3/min) | 7~12 | 7~12 | 7~15 | 7~15 | 7~15 |
| Main Power(kW) | 40 | 40 | 40 | 40 | 40 |
| Maximum swing angle of guide rail(.) | Left32 Right17 | Left32 Right90 | Lift92 Right12 | Left 35 Right 35 | Left 35 Right 35 |
| Walking speed(km/h) | 2 | 2 | 2 | 2.5 | 2.5 |
| Ground clearance(mm) | 300 | 300 | 300 | 300 | 300 |
| Dimensions(mm) | 4250*1980*2260 | 4530*2100*2260 | 5400*2100*2250 | 5200*1000*2000 | 5200*1000*2000 |
| Weight(kg) | 3000 | 3200 | 4100 | 4000 | 4000 |
1. Are you a trading company or a manufacturer?
We are a professional manufacturer. Our factory mainly produces water well drilling rigs, core drilling rigs, down-the-hole drilling rigs, pile drivers, etc. The products have been exported to hundreds of countries around the world and enjoy a high reputation all over the world.
2. How is the quality of your machine?
Our products pass strict quality inspections before they leave the factory to ensure that they are qualified before they are shipped.
3. How to inspect the goods?
1) Support customers to come to the factory for on-site inspection.
2) Support customers to designate third-party companies to inspect goods.
3) Support video inspection.
4. Do you have after-sales service?
Yes, we have a dedicated service team that will provide you with professional technical guidance. If you need, we can send our engineers to your workplace and provide training for your employees.
5. How about quality assurance?
We provide a one-year quality guarantee for the main machine of the machine.
6. How long is your delivery cycle?
1) In the case of stock, we can deliver the machine within 7 days.
2) Under standard production, we can deliver the machine within 15-20 days.
3) In the case of customization, we can deliver the machine within 20-25 days.
Suppliers with verified business licenses
Audited Supplier 
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