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6 inch DTH hammer with DHD QL SD COP shank for mining and water well drilling
Product Application
ROSCHEN down the hole(DTH) hammers have proven superior performance
and adaptability to different application.
DTH hammers are ranges six main series from 3.5" to 24",it serves
to drilling projects in mining,water well,geothermal,
foundation,oil and gas.
Choosing the right hammer is largely determined by hole size and
rock formation.We design our hammers with different outstanding
advantages,and provide the various shanks for international use.
We are the only manufacturer to offer the optimum performance and
the competitive price in every single application.
It's all right here. At Teamwhole drilling tools and Machinery.
DHD SHANK DTH HAMMER
Model | Product code | Thread connection | Outer diameter | Rec.hole size | Shank | Length without bit(mm) | Weight without bit(kg) | Working pressure (bar) |
(mm) | style | |||||||
3.5" | 223000 | API2 3/8"reg pin | 80 | 90-115 | DHD3.5 | 990 | 28 | 14-24 |
4" | 230000 | API2 3/8"reg pin | 98 | 110-138 | DHD340 | 1045 | 38 | 14-24 |
5" | 240000 | API3 1/2"reg pin | 126 | 138-165 | DHD350 | 1214 | 85 | 14-24 |
6" | 252000 | API3 1/2"reg pin | 142 | 152-203 | DHD360 | 1300 | 98 | 14-24 |
8" | 260000 | API3 1/2"reg pin | 180 | 203-271 | DHD380 | 1522 | 190 | 16-22 |
12" | 282000 | API6 5/8"reg pin | 274 | 331-445 | DHD112 | 1938 | 675 | 14-20 |
ROSCHEN DTH Hammers Specifications | |||||||
Hammer Size | Bit Shank | ROSCHEN Code | Connection Thread | Suitable bit | Working pressure | Air consumption | |
2" | BR2 | ROS 11 ROS 22 | RD50 box | ¢70-¢90mm | 0.7-1.75Mpa | 0.7Mpa | 4.5m3/min |
1.0Mpa | 4m3/min | ||||||
1.4Mpa | 5m3/min | ||||||
3" | DHD3.5 | ROS 32 | API 2 3/8" Reg | ¢90-¢110mm | 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 | ¢110-¢135mm | 1.0-2.5Mpa | 1.0Mpa | 6m3/min |
COP44 | |||||||
QL40 | |||||||
SD4 | 1.8Mpa | 10m3/min | |||||
M40 | 2.4Mpa | 15m3/min | |||||
5" | DHD350 | ROS 52 ROS 54 | API 2 3/8"Reg/API 3 1/2" Reg | ¢135-¢155mm | 1.0-2.5Mpa | 1.0Mpa | 9m3/min |
COP54 | |||||||
QL50 | |||||||
SD5 | 1.8Mpa | 15m3/min | |||||
M50 | 2.4Mpa | 23m3/min | |||||
6" | DHD360 | ROS 62 ROS 64 | API 3 1/2" Reg | ¢155-¢190mm | 1.0-2.5Mpa | 1.0Mpa | 10m3/min |
COP64 | |||||||
QL60 | |||||||
SD6 | 1.8Mpa | 20m3/min | |||||
M60 | 2.4Mpa | 28.5m3/min | |||||
8" | DHD380 | ROS 82 ROS 84 | API 4 1/2" Reg | ¢195-¢254mm | 1.0-2.5Mpa | 1.0Mpa | 15m3/min |
COP84 | |||||||
QL80 | 1.8Mpa | 26m3/min | |||||
SD8 | 2.4Mpa | 34m3/min | |||||
M80/M85 | |||||||
10" | SD10 | ROS 100 | API 6 5/8" Reg | ¢254-¢311mm | 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 | ¢305-¢445mm | 1.0-2.5Mpa | 1.0Mpa | 30m3/min |
SD12 | 1.8Mpa | 56m3/min | |||||
Numa120 | 2.4Mpa | 78m3/min | |||||
Notes: Any special size of DTH bits will be available by requests. | |||||||
Metzke, Remet thread is available! |
Key Features:
1) Reliability
The piston uses the special (imported) high nickel alloy steel,
with advanced heat treatment as military industry standard.
Strengthening processing on hammer surface for higher
were-resistance.
2) Suitability
Specially designed drill bits for middle soft and hard rock
formations. Easily disassembly thread for easy maintenance.
3) Efficiency
Extra-short structure design for great efficiency of high impact
energy transmission, with high impact power and fast drilling rate.
Hammer and bit design are optimized by computer simulation, with
best air distribution chamber and air tightness design.
Process
Our Service
1. Roschen offers the market most comprehensive range of DTH hammers. There are hammer solutions for water well drillers, miners and quarry drillers as well as for contractors in construction, oil and gas. Teamwhole's DTH hammers are available in holes sizes from 3.5 to 48 inches in diameter.
2. Roschen's flexible and stable ODEX system wins great reputation
in users. Reliable quality,innovative design and professional
service ensure the fulfill of many projects.
3. We even offer reverse circulating RC hammers for exploration. We
are the earliest in China for RC since 2004. Now the RC hammer and
bits are delivered to Australia,South Africa,Russia and Mongolia in
large scales.
More than 60 experts supports the technology and enhance the
development.
Offer the guide service for assembly and problem-analyse service
during using.
FAQ
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) or Western Union or L/C at sight.
2. Delivery Time:
Based on order quantity, normally it takes 20-25 days for DTH
hammer production.
Only 2 or 3 days if we have stock on your request products.
3. Shipping:
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or
by air
Bulk order: we suggest by air or by sea.
4. Quality Warranty:
For DTH hammer and bits products, our company response for any
quality problem caused by material or machining defect.
5. Quality Control:
1. Raw material selection, we purchase the high-quality steel and
strictly control the material composition and size, it main
includes the detection of the shape, diameter, reamed diameter,
length composition, and flaw of the raw material, besides, we
marked every different piece of materials before transferred to the
warehouse.
2. In strict accordance with the ISO2009:2008 international
standards for production. Carefully control every step of the
production of DTH hammer, complete each of the production process,
the production process is including banking, forging,
pre-treatment, rough turning, fine turning, heat treatment and
carburizing, quenching, tempering, double heat treatment, then
storage. Each working procedure was full inspected, after the
qualification, then move to next working procedure, which to ensure
the 100% qualified rate.
3. Re-inspect all key working procedure, mainly through the visual
inspection and sampling observation, then, numbered, packing and
arrange the shipment.
6. After Services:
1. Our sales team will response for your question within 24 hours
(Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement of DTH hammer will provide once the failure
confirmed caused by our product quality
For more information, please contact:
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
WeChat: +86-137 6419 5009 ; +86-135 8585 5390
WhatsApp: +86-137 6419 5009 ; +86-135 8585 5390
Email: roschen@roschen.com ; roschen@roschen.net
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