• High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
  • High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
  • High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
  • High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
  • High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
  • High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)

High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)

After-sales Service: Yes
Warranty: Yes
Sizes: 1 Inch to 15 Inch
Model: Cop, DHD, SD, Ql, Mission, Br
Color: as Request
Quantity: Small Quantity Is Acceptable
Samples:
US$ 700/Piece 1 Piece(Min.Order)
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Customization:

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Manufacturer/Factory, Trading Company

Basic Info.

Model NO.
COP, DHD, SD, QL, Mission, BR
Advantage
High Performance
Product Name
DTH Hammer
Material
Special Steel
Transport Package
Ply-Wooden Cases for Exporting
Specification
Grade A
Trademark
SOLLROC
Origin
Changsha, Hunan
HS Code
84314320
Production Capacity
1000 PCS Per Month

Product Description

We provide quality and durable DTH hammer from 2" to 12". 

Features:
The cylinders, pistons, and other spares is made of quality alloy steel with heat treatment. 
Valveless air distribution. More reliable.
Simple design of the piston. Long life.
More efficient energy transfer, fact drilling speed, lower air consumption and lower oil consumption.
Fewer internal parts, simple structure, long life, less failure and easier to maintain because all the parts are heat treated.
Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
DTH hammers without footvalve can be available.
Different out diameters of out cylinder can be available.
DTH bits 60mm-381mm for above hammers can be available.

Products specifications: 

Hammers
Bit Shank Connection Thread Suitable bit Working pressure Air 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
0.7Mpa 4.5m3/min
1.0Mpa 4m3/min
1.4Mpa 5m3/min
3" hammers DHD3.5
COP32/COP34
M30
API 2 3/8"Reg ¢90-¢110mm 1.0-1.5Mpa 1.0Mpa 4.5m3/min
1.5Mpa 9m3/min
4" hammers DHD340
COP44
QL40
SD4
M40
API 2 3/8"Reg ¢105-¢130mm 1.0-2.5Mpa 1.0Mpa 6m3/min
1.8Mpa 10m3/min
2.4Mpa 15m3/min
5" hammers DHD350
COP54
QL50
SD5
M50
API 2 3/8"Reg/API 3 1/2"Reg ¢130-¢156mm 1.0-2.5Mpa 1.0Mpa 9m3/min
1.8Mpa 15m3/min
2.4Mpa 23m3/min
6" hammers DHD360
COP64
QL60
SD6
M60
API 3 1/2"Reg ¢152-¢203mm 1.0-2.5Mpa 1.0Mpa 10m3/min
1.8Mpa 20m3/min
2.4Mpa 28.5m3/min
8" hammers DHD380
COP84
QL80
SD8
API 4 1/2"Reg ¢200-¢279mm 1.0-2.5Mpa 1.0Mpa 15m3/min
1.8Mpa 26m3/min
2.4Mpa 34m3/min
10" hammers SD10
NUMA100
API 6 5/8"Reg ¢254-¢330mm 1.0-2.5Mpa 1.0Mpa 22m3/min
1.8Mpa 40m3/min
2.4Mpa 55m3/min
12" hammers DHD1120
SD12
NUMA120
NUMA125
API 6 5/8"Reg ¢305-¢381mm 1.0-2.5Mpa 1.0Mpa 30m3/min
1.8Mpa 56m3/min
2.4Mpa 78m3/min

About us:
We are a leading manufacturer of rock drilling tools, like DTH hammers and bits, DTH drill pipes, RC hammers and bits, tophammer button bits, coupling, cross bits, drill rods located in Changsha, Hunan, China.
We have rich experience in this field of DTH hammers and bits for 20 years.
Owing to high quality, professional serivce and competitive price, we have gotton good reputation from our customer all over the world, such as France, Spain, Italy, South Africa, Australia, Iran, Malaysia, etc.


Products photoes
High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
 
High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)
High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop)


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

Package:
Using ply-wooden cases and pallet for exporting to protect products and avoid the damagement during transportation. Also we can customize package according to your special requests.

Production time:
Generally, Production time is 15 -25 days.

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

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