DHD340 / Cop44 Hot Buy High Air Pressure Rock Drilling 4inch DTH Hammer (QL, SD, Mission, DHD, COP, NUMA)

Min.Order: 1
Product origin: Changsha, Hunan, China
Infringement complaint: complaintComplaint
US$ 50 ~ 2000

Description
About us:

We are a leading manufacturer for various of high air pressure rock drilling tools, incl. DTH hammers and bits, RC hammers and bits, top hammer button bits, ODEX etc. Our factory locates in LiuYang city, HuNan province, China. 

Premium quality, professional serivce and competitive price, we get very good reputation from our worldwide customers, not only from the domestic, also from Brazil, Peru, South Africa, Australia, Turkey, Russia, Ukraine, Korea etc..


Thanks to our long year experienced technicians and engineers in the field for more than 15 years, whom make this into reality and meet the clients' demand accurately.

All DTH hammer and bits, RC hammers and bits are compatible with Sandvik, Atlas Copco, etc, and are widely used in mining, tunneling, quarrying, construction, and civil engineering project.



Our factory corners:


Why choose us:
1. High quality raw material, with premium hardened procedures for secure long life.
2. With full production chain to secure stable and prompt production leadtime.

3. Experienced Senior Technicians.
4. Long year experienced workers and engineers.
5. Quick and efficient service.
6. Care customers' concerned. 
7. Customized acceptable

 



Technical Data:

DTH Hammers
Bit ShankConnection ThreadSuitable bitWorking pressureAir consumption
1-3" Middle-low pressure DTH hammers
BR1
BR2
BR3
RD40 box
RD50 box
API 2 3/8" Reg

¢64-¢76mm
¢70-¢90mm
¢90-¢110mm
0.7-1.75Mpa
0.7-1.75Mpa
0.7-1.75Mpa
0.7Mpa4.5m3/min
1.0Mpa4m3/min
1.4Mpa5m3/min
3" hammersDHD3.5
COP32/COP34
M30
API 2 3/8"Reg¢90-¢110mm1.0-1.5Mpa1.0Mpa4.5m3/min
1.5Mpa9m3/min
4" hammersDHD340
COP44
QL40
SD4
M40
API 2 3/8"Reg¢105-¢130mm1.0-2.5Mpa1.0Mpa6m3/min
1.8Mpa10m3/min
2.4Mpa15m3/min
5" hammersDHD350
COP54
QL50
SD5
M50
API 2 3/8"Reg/API 3 1/2"Reg¢130-¢156mm1.0-2.5Mpa1.0Mpa9m3/min
1.8Mpa15m3/min
2.4Mpa23m3/min
6" hammersDHD360
COP64
QL60
SD6
M60
API 3 1/2"Reg¢152-¢203mm1.0-2.5Mpa1.0Mpa10m3/min
1.8Mpa20m3/min
2.4Mpa28.5m3/min
8" hammersDHD380
COP84
QL80
SD8
API 4 1/2"Reg¢200-¢279mm1.0-2.5Mpa1.0Mpa15m3/min
1.8Mpa26m3/min
2.4Mpa34m3/min
10" hammersSD10
NUMA100
API 6 5/8"Reg¢254-¢330mm1.0-2.5Mpa1.0Mpa22m3/min
1.8Mpa40m3/min
2.4Mpa55m3/min
12" hammersDHD1120
SD12
NUMA120
NUMA125
API 6 5/8"Reg¢305-¢381mm1.0-2.5Mpa1.0Mpa30m3/min
1.8Mpa56m3/min
2.4Mpa78m3/min


Bit Shank can be available:
1) Dia. 64mm-70mm, shank Bulroc BR1
2) Dia. 70mm-95mm, shank Halco MACH20, Bulroc BR2
3) Dia. 90mm-102mm, shank COP32, COP34, Halco MACH303, M30, DHD3.5, Bulroc BR3, CD35
4) Dia. 105mm-152mm, shank COP44, DHD340, Halco MACH44, SD4, M40, QL40, CD45
5) Dia. 135mm-165mm, shank COP54, DHD350R, COP54, Halco MACH50, SD5, M50, QL50, CD55
6) Dia. 152mm-254mm, shank COP64, DHD360, SD6, M60, QL60, CD65
7) Dia. 203mm-330mm, shank COP84, DHD380, SD8, QL80, CD85
8) Dia. 254mm-380mm, shank SD10, Numa100
9) Dia. 305mm-508mm, shank DHD1120, SD12, N120, N125


Production Corner:

Quality Warranty:
Our products are made of high quality steel and all spares parts are inspected strictly before shipping. We have quickly responses for your complaint and suggestion.


Production Lead-time:
Generally need 15-30 days.

Transportation:
By air, By Express or By sea according to your requests.

Factory Activities:


Should you have any query or demand, pls contact us freely.

Thanks for your time.
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