Gold Member Since 2013
Audited Supplier
Zhengzhou Defy Mechanical & Electrical Equipment Co., Ltd.

Drilling Rig, Drill Rig, Water Well Drilling Rig manufacturer / supplier in China, offering Dfq-500A Air Compressor and DTH Hammer Water Well Drilling Rig, Down The Hole Hammer Drill Rig, 200m, 300m, 400m, 600m Deep Truck-Mounted Drilling Rig Dfc-400b and so on.

(/ )

Supplier Homepage Product DTH Hammer Drilling Rig Others DTH Hammer Drilling Rig Dfq-500A Air Compressor and DTH Hammer Water Well Drilling Rig

Dfq-500A Air Compressor and DTH Hammer Water Well Drilling Rig

FOB Price: US $30,000-50,000 / Set
Min. Order: 1 Set
Min. Order FOB Price
1 Set US $30,000-50,000/ Set
Get Latest Price
Port: Qingdao, China
Production Capacity: 50sets/Month
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

Request a custom order and have something just for you!

Send Customized Request
Basic Info
  • Model NO.: DFQ-500A
  • Condition: New
  • Power: 92kw
  • Stratum: Soil, Gravel, Weathered Stone, Concrete
  • Dimension: 5400*2100*2300 mm
  • Usage: Coal, Ore, Water Well, Farm Irrigation, Pile Foundation
  • Trademark: DEFY
  • Specification: 500m
  • Certification: SGS, BV
  • Type: Rotary Drilling Rig
  • Drilling Hole Diameter: 115-350mm
  • Weight: 7500kg
  • Diameter of Drill Pipe: 89/102mm
  • Power Type: Diesel
  • Transport Package: as Requirement
  • Origin: China Mainland
Product Description
DFQ-500A air compressor and DTH hammer water well drilling rig 

Product Application of DFQ-500A drill rig for water

DFQ-500A multi-functional drilling rig is mainly used in drilling water well, monitoring wells, geothermal projects and other deep holes, especially suitable for the high efficiency required concentrated geothermal projects working. 
This machine can drill in various ground conditions with air compressor and DTH hammer drilling . 

Drilling caliberφ115-350
Max. drilling depth500m
Diameter of drill pipeΦ89/102
Unit Length of drill pipe3000mm
Work pressure1.2-3.0 MPa
Gas consumption16-34 m³/min
Diesel engine92Kw/2200rpm
Electric motor75Kw/1480rpm
Walking speed0~2.2 Km/h
Ground clearance265mm
Leg cylinder stroke800 mm(1500mm)
System pressure20MPa
Propulsion10.5 tonf
Lifting force15.5 tonf
Fast lift18m/min
Fast propel35m/min
Hydraulic winch lift1500kg
Rotary torque6000-7500 N.m
Speed of spindleFast 70-115 rpm
Slow 0-65 rpm
Weight7500 Kg
Dimension5400*2100*2300 mm


1. Engine system adopts popular brand. Diesel engine drives full hydraulic system.

2. High efficient DTH hammer drilling. Air compressor offers air supply and washing slags. 

3. Self-propelled crawler structure with easy mobility. Crawler is steel type with long service life and wide applications.

4. Rotation uses USA brand motor, double-point driving, small volume and big torque. Rotary speed can be adjusted with working condition, efficiently improving DTH hammer speed.

5. Propelling and lifting adopt oil cylinder and chain structure, safe and stable. Drilling axial compression and speed can be adjusted to improving efficiency.

6. Hydraulic system is equipped with independent hydraulic oil heat radiator, ensuring smooth working in hot weather.

Related products
ModelMovementBorehole DiameterDrilling Depth
DFQ-100WWheel trailer105~150mm100m
DFQ-150WWheel trailer105~203mm150m
DFQ-200WWheel trailer105~203mm200m

Defy Service:
1.Professional technical support pre-sale, sale and after-sale .
2.Your problems can get feedback in 8 hours and solved in 24 hours.
3.Machine can be customized as per your requirement.
4.One year quality warranty.
5.Training: operation manual and DVD operation video, overseas installation is also available.
6.Spare parts are available in our factory at cost price for former customers.

Contact person:Nora
Mobile phone: 0086-15286806707
Tel: 0086-371-55819257
Fax: 0086-371-66770722
Send your message to this supplier
Miss Nora Yin
To: Miss Nora Yin

Enter between 20 to 4,000 characters.

This is not what you are looking for? Post a Sourcing Request Now