DTH Drilling Tools, DTH Button Bits, DTH Hammers, DTH Drilling Rod
for blast hole drilling
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Specifications
Down The Hole Hammer
Name Down The Hole Hammer
Bits DTH Hammer, DTH Hammer Bits
Model Down The Hole Drilling, DTH Drilling
Hammer epiroc DTH Hammer
Applications Blast Hole Drilling, Water Well Drilling
Use Mineral Drilling, Exploration Core Drilling
Tools Down The Hole Drilling Tools
Series CIR, DHD, Ql, SD, Mission, Cop Series DTH Hammer
Buttons Tungsten Carbide Buttons
DOWN-THE-HOLE HAMMERS
DTH(Down the Hole) hammer is used for drilling holes through a wide
range of rock types, the variety of which continues to extend well
beyond the original conception of early blast hole drilling.
Down-the-Hole refers to where the hammer action occurs when
compared to drifter hammers, which hammer on top of the drill
string. The DTH hammer piston always makes direct contact with the
drill bit and there is generally no loss of transmitted energy as
the hammer drills deeper, as is the case with drifter (top hammer)
rigs.
Roschen offers a wide range of DTH hammers suitable for a variety
of drilling operations. Our Down the Hole hammers provide the most
versatile and cost effective rock drilling method.
Roschen DTH hammers transmit intensive impact energy with low
energy loss. This results in good rock breakage, high penetration
rates and high productivity. The equipment is designed to give
optimal hole quality, reliability, and long service life, as well
as the best blasting results and low total operation cost.
Roschen hammers are flexible, and designed to work with various
industry-standard shank designs and a wide range of standard size
hammers. Whatever your application, Roschen has the solution to
match your requirements.
Advantages:
1. Advanced hammer designs with high power and air efficiency
increases productivity
2. Tailored product offering covers all your applications and
conditions
3. Easy service and maintenance designs reduces machine downtime
4. Generic and proprietary shank options give you flexibility and
reliability
Roschen 4" and 5" hammer series
With years of industry experience, Roschen's tried and tested
hammers are based on a well-proven design. A good example of this
is the range of 4" and 5" hammers with patented features for
optimized energy efficiency, high impact and productivity in
variable ground conditions.
Product Description
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 | | | | | 0.7Mpa | 4.5m3/min |
| BR1 | RD40 box | 64-76mm | 0.7-1.75Mpa |
| BR2 | RD50 box | 70-90mm | 0.7-1.75Mpa | 1.0Mpa | 4m3/min |
| BR3 | API 2 3/8" Reg | 90-110mm | 0.7-1.75Mpa | 1.4Mpa | 5m3/min |
| 3" hammers | DHD3.5 | API 2 3/8"Reg | 90-110mm | 1.0-1.5Mpa | 1.0Mpa | 4.5m3/min |
| COP32/COP34 |
| M30 | 1.5Mpa | 9m3/min |
| 4" hammers | DHD340 | API 2 3/8"Reg | 105-130mm | 1.0-2.5Mpa | 1.0Mpa | 6m3/min |
| COP44 |
| QL40 |
| SD4 | 1.8Mpa | 10m3/min |
| M40 | 2.4Mpa | 15m3/min |
| 5" hammers | DHD350 | API 2 3/8"Reg/API 3 1/2"Reg | 130-156mm | 1.0-2.5Mpa | 1.0Mpa | 9m3/min |
| COP54 |
| QL50 |
| SD5 | 1.8Mpa | 15m3/min |
| M50 | 2.4Mpa | 23m3/min |
| 6" hammers | DHD360 | API 3 1/2"Reg | 152-203mm | 1.0-2.5Mpa | 1.0Mpa | 10m3/min |
| COP64 |
| QL60 |
| SD6 | 1.8Mpa | 20m3/min |
| M60 | 2.4Mpa | 28.5m3/min |
| 8" hammers | DHD380 | API 4 1/2"Reg | 200-279mm | 1.0-2.5Mpa | 1.0Mpa | 15m3/min |
| COP84 |
| QL80 | 1.8Mpa | 26m3/min |
| SD8 | 2.4Mpa | 34m3/min |
| 10" hammers | SD10 | API 6 5/8"Reg | 254-330mm | 1.0-2.5Mpa | 1.0Mpa | 22m3/min |
| NUMA100 | 1.8Mpa | 40m3/min |
| 2.4Mpa | 55m3/min |
| 12" hammers | DHD1120 | API 6 5/8"Reg | 305-381mm | 1.0-2.5Mpa | 1.0Mpa | 30m3/min |
| SD12 |
| NUMA120 | 1.8Mpa | 56m3/min |
| NUMA125 | 2.4Mpa | 78m3/min |
ROSCHEN RC hammer technical data:
| ROSCHEN DTH Hammers Specifications |
| Hammer Size | Bit Shank | ROSCHEN Code | Connection Thread | Suitable bit | Working pressure | Air consumption |
|
| 2" | BR2 | ROS 11 | RD50 box | Ø70-Ø90mm | 0.7-1.75Mpa | 0.7Mpa | 4.5m3/min |
| ROS 22 | 1.0Mpa | 4m3/min |
| 1.4Mpa | 5m3/min |
| 3" | DHD3.5 | ROS 32 | API 2-3/8" Reg | Ø90-Ø110mm | 1.0-1.5Mpa | 1.0Mpa | 4.5m3/min |
| COP32/COP34 |
| M30 | 1.5Mpa | 9m3/min |
| 4" | DHD340 | ROS 34 | API 2-3/8" Reg | Ø110-Ø135mm | 1.0-2.5Mpa | 1.0Mpa | 6m3/min |
| COP44 |
| QL40 |
| SD4 | 1.8Mpa | 10m3/min |
| M40 | 2.4Mpa | 15m3/min |
| 5" | DHD350 | ROS 52 | API 2-3/8"Reg/ API 3-1/2" Reg | Ø135-Ø155mm | 1.0-2.5Mpa | 1.0Mpa | 9m3/min |
| COP54 | ROS 54 |
| QL50 | |
| SD5 | | 1.8Mpa | 15m3/min |
| M50 | | 2.4Mpa | 23m3/min |
| 6" | DHD360 | ROS 62 | API 3-1/2" Reg | Ø155-Ø190mm | 1.0-2.5Mpa | 1.0Mpa | 10m3/min |
| COP64 | ROS 64 |
| QL60 | |
| SD6 | | 1.8Mpa | 20m3/min |
| M60 | | 2.4Mpa | 28.5m3/min |
| 8" | DHD380 | ROS 82 | API 4-1/2" Reg | Ø195-Ø254mm | 1.0-2.5Mpa | 1.0Mpa | 15m3/min |
| COP84 | ROS 84 |
| QL80 | | 1.8Mpa | 26m3/min |
| SD8 | | 2.4Mpa | 34m3/min |
| M80/M85 | |
| 10" | SD10 | ROS 100 | API 6-5/8" Reg | Ø254-Ø311mm | 1.0-2.5Mpa | 1.0Mpa | 22m3/min |
| Numa100 | 1.8Mpa | 40m3/min |
| ROS 100 | 2.4Mpa | 55m3/min |
| 12" | DHD1120 | ROS 120 | API 6-5/8" Reg | Ø305-Ø445mm | 1.0-2.5Mpa | 1.0Mpa | 30m3/min |
| SD12 | 1.8Mpa | 56m3/min |
| Numa120 | 2.4Mpa | 78m3/min |
| Notes: |
| Metzke, Remet thread is available! |
| Any special typ shank of DTH Hammer will be available by requests. |
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.
FAQ
Q: Are you a manufacturer or trading company ?
A: We are a specialized manufacturer.
Q: How about the delivery terms ?
1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance
and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.
Q: How about discount ?
A: Price is based on products and order quantity.
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all
problems and questions. Besides, we accept goods return or replace
for quality problem.
For more information, please contact:
Best regards,
Phiger Leo
Direct Line: 0086-137-6419 5009
WeChat/WhatsApp:: +86-137-6419 5009
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ROSCHEN@ INC.
ROSCHEN@ GROUP LIMITED
ROBERT ROSCHEN@ LIMITED
ROSCHEN@ HOLDINGS LIMITED
HEFEI ROSCHEN@ TOOL CO., LTD.
ROSCHEN@ GEOLOGICAL TOOL CO.,LTD.
SHANGHAI ROSCHEN@ INTERNATIONAL CO., LTD.
ROSCHEN@ GEOLOGICAL INSTRUMENTS CO., LTD.
EMAIL: [email protected] ; [email protected]
Website: http://www.roschen.com
http://www.roschen.net
http://www.roschen.cn
http://www.roschendrill.com
http://www.roschenmining.com
http://www.roschendrilling.com
http://www.explorationcoredrilling.com
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