DHD340 DTH Down The Hole Hammer Drilling with 115mm diameters bits

DHD340 DTH Hammer with 115mm diameters bits for Down The Hole Hammer Drilling 

 

We can supply all series of drilling equipment and drilling tools suitable for Atlas Copco DTH Hammer, Atlas Copco DTH Hammer,etc. 
 

By using high-quality raw materials, utilizing advanced craft technologies and imposing strict quality inspection, the product range covers: Down the hole hammer and bits(dth hammers and dth bits),drill pipes, threaded drilling bits, reverse circulation hammers and bits, 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, Atlas Copco.

Product Application:
 

All our products, which passed ISO9001 quality management system, are widely used in open pit mining, tunneling, quarrying, transportation construction,engineering, earth-rock excavation, water wells, pile foundation, and civil engineering project etc. We are one of the companies which have the most complete product lines, the most abundant species and the most widely used products in drilling industry.

Down-the-hole Drilling Tools

 

High air pressure DTH hammer:
 

1. High air pressure DTH hammer size from 3" to 12"(76mm-304mm)
2. Shank types including ROS, COP, QL, DHD, MISSION, HD, IR, SD, TD, etc.
3. Connect Thread: API 2 3/8" ,API 3 1/2 , API 4 1/2, Reg-6 5/8" Reg, etc.

Low Air Pressure DTH hammers:
 

1. CIR series Low air pressure DTH hammer includes: CIR55, CIR65, CIR70, CIR80, CIR 90, CIR110, CIR110W, CIR150, CIR170, CIR200W etc.
2. J series Low air pressure DTH hammer includes: J60C, J70C, J80B, J100B, J150B, J170B, J200B

R.C.(Reverse Circulation) hammmers
 

1. R.C. hammers includes: RC45, RC55, RC65, PR52, RE035, RE004, RE040, RE540, RE542, RE543, RE545, RE052, RE054, RE547, RE140,etc.

DTH Hammer Advantages:
 

1. Fast drilling speed and low air consumption due to the special inner structure.
2. Smooth performance and long service due to high quality alloy steel materials and advanced processing technology adapted.
3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.
4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.
5. Interchangeable with DTH bit and drill pipe

High Air Pressure DTH Hammer (with foot valve) Technical Data: 

High Air Pressure DTH Hammer (without foot valve) Technical Data: 

 

Low Air Pressure DTH Hammer Technical Data:  
 

Different size and shank types of DTH Bit:

 

1. High and low air pressure down-the-hole drill bits
2. Low air pressure hole Dia.: 65-220mm
3. High air pressure hole Dia.: 85-305mm
4. Face type: drop center/concave/convex/double gauge/flat
5. Our DTH Bit can be suitable for many types of DTH Hammer shank, including Mission, COP, IR, Mach, Demag, SD, Bulroc, Halco Mach, Digger etc.


DTH bit is our company main product. After many years search, we have rich experience in development and manufacture which adopted high-quality raw materials, advanced craft technology and passed through strictly inspection, manufacturing high quality products.

Roschen Group Limited is a collection of drilling product technology and development, manufacture, and marketing for the integration of large-scale, diversified company.
 

Roschen is a professional and modern high-tech enterprise, engaged in developing and manufacturing drill and pneumatic tools.
 

After 30 years development, Roschen covers an area of 106,000 m2, is one of the largest manufacturers of drilling tools in global and one of the leading suppliers.


 

FAQ

1. Methods of Payment:

T/T (Telegraphic Transfer) or Western Union or L/C at sight

2. Handling time for an order

Only 2 or 3 days if we have stock on your request size.
Based on order quantity, normally it takes 25 days for production.

3. Shipping way

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 Control

We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.

5. 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 will provide once the failure confirmed caused by our product quality

6.How can we trust your company?
We support Alibaba trade insurance. Protecting products quality, shipment on time and your covered amount.
Any other questions,please feel free to contact with me online or by phone.







 

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
http://www.roschengroup.com