DTH (Down-The-Hole) Hammer Drilling Rig for Horizontal Directional Drilling (HDD) refers to a trenchless technology method that combines the powerful percussion action of a down-the-hole hammer with the precision steering capability of directional drilling. This system is specifically engineered to create boreholes along a controlled, non-vertical trajectory—typically horizontal or angled—through solid and fractured rock formations.
Key Advantages:
Superior Penetration in Hard Rock: Excels in granite, basalt, limestone, and other competent formations where conventional rotary or mud motor systems are slow or ineffective.
Accuracy and Control: Enables precise borehole placement for avoiding underground utilities, following specific gradients, or targeting geological features.
Efficiency: The direct transfer of impact energy to the bit results in faster penetration rates in rock, reducing project time.
Trenchless Benefits: Minimizes surface disruption, environmental impact, and restoration costs, ideal for crossings under roads, rivers, structures, or sensitive landscapes.
Typical Applications:
Installing pipelines, conduits, or cables across rocky terrain.
Utility installations in urban areas with shallow bedrock.
Horizontal drain holes for dewatering or pressure relief in geotechnical and mining projects.
In-seam drilling for methane drainage in coal mines.
Creating pilot holes for subsequent line installation or for grouting and ground stabilization purposes.
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This is just a part of the overseas clients who came to our company to negotiate cooperation, sign contracts and take photos.
We welcome more overseas clients to come to our company for negotiation and cooperation.
Products Description
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| Air consumption:9-12m/min Hole diameter:90-160mm Hole depth:10-60m Drill rod size:89*1500mm/76*1500mm Max torque:3000N.m Rotation speed:0-80rpm Thruster flip angle:10°- 360° Stroke:1800mm Max lifting force:27.5KN Max feeding force:27.5KN Hydraulic pump type:540 gear pump Hydraulic system rated pressure(Max. pressure):16Mpa Hydraulic pump Max. flow:40 L/min Motor rate:15kw Tank capacity:80L Drill machine size:3100*800*1250mm Hydraulic station size:1400*700*1200mm Control console size:50*50*90mm Total weight:900KG |
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Company Profile
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1.What can you buy from us?
DTH drilling rig,core drilling rig,reverse circulation drilling rig ,highway pile driver,solar pile driver ,
anchor pile driver,rotary drill rig ,Top Hammer drill rig,underground jumbo drill rig ,DTH hammer,drill rod,screw air compressor,water well drilling rig,truck mounted water well drilling rig,screw air compressor,piston air compressor,pneumatic rock drill ,drill bit,tricone bit ,spare parts.
2.Do you provide design drawing and customization services for complete machines and drilling tools?
Please provide your technical specifications or project background details, and we are ready to develop a customized proposal based on your requirements.
This includes 2D and 3D design drawings , delivered in various formats including DWG, PDF, STEP, and IGES.
Our engineering team specializes in developing tailored solutions that meet your specific operational requirements, geological conditions, and performance objectives.
3.How is the shipment? How long dose it take?
A: For large quantity or heavy products, we ship by sea shipping or land shipping.
Shipping efficiency depends on country and city you want to ship to.
For small and delicate products, we ship by DHL, UPS, Fedex or TNT. You can also appoint shipping method you like before we ship.
4.How is your quality control?
A: We have our own experienced QC. There will be strict inspection and testing for every order before shipping out.