DTH Hammer N100A N120A N125A DTH Drilling Jack Hammer Drill Tool
Shenyang ABT Drilling Equipment Co., Ltd. offers one of the most complete lines of down the hole drills and downhole bits ranging from 3.5” – 36” (89mm – 914mm) which are designed for peak performance in all rock drilling applications including but not limited to; foundation & geotechnical drilling, blasthole drilling in quarries & mines, waterwell & geothermal boreholes, oil & gas underbalanced drilling, horizontal directional drilling, and utility transmission & distribution rock sockets.
We have all series of drilling equipment and drilling tools for water well or mining
By using high-quality raw materials, utilizing advanced craft technologies and imposing strict quality inspection, the product range covers:DTH drilling rig,DTH drill tools(dth hammers and dth bits),drill pipes, underground water detector, shank adapters and coupling sleeves, drilling rig, air compressor and spare parts for drill equipment.
All products are interchangeable with various products manufactured by Atlas Copco.
series high air pressure DTH hammer includes:DHD3.5,DHD340,DHD350R,DHD360,DHD380,DHD1120
2.QL series high air pressure DTH hammer includes:QL40,QL50,QL60,QL80
3.SD series high air pressure DTH hammer includes:SD4,SD5,SD6,SD8,SD10,SD12
4.NUMA series high air pressure DTH hammer includes:NUMA100,NUMA120,NUMA125
5.COP series high air pressure DTH hammer includes:COP44,COP54,COP64,COP84
Connect Thread : API 2 3/8″ , API 3 1/2 , Reg-6 5/8″Reg etc.
DTH Hammer Advatages
1.Valveless air distribution.More reliable.
2.Simple design of the piston.long life span.
3.More effcient energy transfer,faster drilling speed,lower air consumption and lower oil consumption.
4.Fewer intemal parts,simple structure,long life span,less failure and easier to maintain because all the parts are heat trated.
5.Easy to disassemble because the top sub,the drive chuck and the extemal cyinder are connected by muitiple steps thread.
|N Series High Air Pressure DTH Hammers Without Foot Valve|
|2,“O” Ring Of Top Sub||0.03||0.04||0.04|
|11,“O” Ring Of Stop Ring||0.02||0.01||0.01|
|Impact Rate at 17 Bar||20HZ||20HZ||20HZ|
|Recommended Rotation Speed||15-25r/min||15-25r/min||15-25r/min|