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Hole Blasting DTH Hammer Working with Footvalve

China Hole Blasting DTH Hammer Working with Footvalve, Find details about China DTH Hammer Drill, Down The Hole Drilling Rig DTH Hammer from Hole Blasting DTH Hammer Working with Footvalve

Model NO.
DHD380
Model NO.
DHD380

ND/QL Series DTH Hammer with foot valve

 

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.

Hole Blasting DTH Hammer Working with Footvalve
 

Product Descriptio
DTH (Down-the-hole) Hammer And Bits

High Air Pressure DTH hammers(3''-12''):

1.ND(DHD Shank) 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.

Hole Blasting DTH Hammer Working with Footvalve
 

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.


Detailed parameters
ND Series High Air Pressure DTH Hammers With Foot Valve
Item DescriptionWeight(kg)
ND35ND45ND55ND55CND65ND85ND1120
1,Top Sub4.206.5015.0013.7020.0041.0070.00
2,"O" Ring Of Top Sub0.010.010.010.010.020.020.04
3,Breakout Ring0.01    0.200.80
4,Chenck Valve0.200.421.001.001.001.503.00
5,Spring0.020.040.040.040.040.100.10
6,Compression Buffer0.040.040.080.080.080.421.00
7,Air Distributor1.402.203.703.505.0012.5020.00
8,Internal Cylinder1.602.304.504.205.008.6023.00
9,Piston5.409.0015.5017.2023.6041.00125.00
10,External Cylinder9.5015.0030.0026.5036.8062.00170.00
11,Guided Sleeve   1.202.409.6016.00
12,"O" Ring Of Stop Ring0.010.010.010.020.020.020.04
13,Stop Ring0.200.200.300.500.601.204.50
14,Breakout Ring0.01    0.200.80
15,Drive Chuck1.953.506.404.506.0017.5048.00
16,Drill Bit5.009.0016.0015.6026.0040.00120.00
Technical Data
Length(Without Bit)ND35ND45ND55ND55CND65ND85ND1120
930mm1045mm1214mm1160mm1248mm1492mm1900mm
Weight(Without Bit)25.00kg39.00kg76.50kg72.50kg100.00kg188.00kg480.00kg
External DiameterØ82mmØ99mmØ126mmØ126mmØ142mm Ø144mm
Ø146mm Ø148mm		Ø180mm/Ø185mmØ275mm
Bit ShankNHD3.5COP44/DHD340COP54/DHD360COP55C/DHD350QCOP64/DHD360COP84/DHD380CDHD1120
Hole RangeØ90-Ø110mmØ110-Ø135mmØ135-Ø155mmØ135-Ø155mmØ155-Ø190mmØ195-Ø254mmØ305-Ø445mm
Connection ThreadAPI2 3"/8REGAPI2 3"/8REGAPI2 3"/8REG
API3 1"/2REG
API2 7"/8REG		API2 3"/8REG
API3 1"/2REG
API2 7"/8REG		API3 1"/2REGAPI4 1"/2REGAPI6 5"/8REG
Working Pressure1.0-1.5Mpa1.2-2.0Mpa1.3-2.3Mpa1.3-2.3Mpa1.5-2.5Mpa1.5-3.0Mpa2.0-3.5Mpa
Impact Rate at 17 Bar28HZ27HZ25HZ25HZ23HZ27HZ16HZ
Recommended Rotation Speed25-40r/min25-40r/min20-35r/min20-35r/min20-30r/min20-30r/min15-25r/min
Air Consumption1.0Mpa:4.5m³/min
1.5Mpa:9.0m³/min		1.0Mpa:6.0m³/min
1.8Mpa:10.0m³/min
2.4Mpa:15.0m³/min		1.0Mpa:9.0m³/min
1.8Mpa:15.0m³/min
2.4Mpa:23.0m³/min		1.0Mpa:9.0m³/min
1.8Mpa:15.0m³/min
2.4Mpa:23.0m³/min		1.0Mpa:10.0m³/min
1.8Mpa:20.0m³/min
2.4Mpa:28.5m³/min		1.0Mpa:15.0m³/min
1.8Mpa:26.0m³/min
2.4Mpa:34.0m³/min		1.0Mpa:30.0m³/min
1.8Mpa:56.0m³/min
2.4Mpa:78.0m³/min
 
We can design and manufacture according to customers requirement of the bit diameter,the NO.of air holes,carbide buttons and the face shape.
 
Company Information

ABT Drilling Equipment Co., Ltd. mainly provides holistic drilling solutions, serving the mining, stone crushing, water conservancy drilling industry, to help you solve the problem of drilling at high efficiency and low cost. We mainly provide mobile air compressors, drilling rigs, impactors, drills, crushers, water meters, is your stable and reliable partner.
Hole Blasting DTH Hammer Working with Footvalve
 

Hole Blasting DTH Hammer Working with Footvalve

Packaging & Shipping
Hole Blasting DTH Hammer Working with Footvalve
 

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