
Rock Drilling High Air Pressure 6 Inch DTH Drilling Hammer For Water Well Drilling
1. Product description
The dth drill hammer is a component of the down-hole drill and a working device of the down-hole drill. The dth drill hammer is divided into low air pressure down-hole hammer, medium air pressure down-hole hammer and high air pressure down-hole hammer.
2.DTH hammer parameters
DTH hammer type | a | b | c | d | |
Length(less bit) mm | 930mm | 1030 | 1084 | 1097 | |
Weight(less bit) kg | 25kg | 39 | 40.5 | 41 | |
External diameter mm | Φ82mm | Φ99 | Φ99 | Φ99 | |
Bit shank | DHD3.5 | COP44 DHD340 | SD4 | QL40 | |
Hole range(mm) | Φ90-110 | Φ110-135 | Φ110-135 | Φ110-135 | |
Connection thread | API 2 3/8” Reg. | API 2 3/8"Reg | API 2 3/8"Reg | API 2 3/8"Reg | |
Working pressure | 1.0-1.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa | |
Impact rate at 1.5-1.7Mpa | 28Hz | 27Hz | 27Hz | 27Hz | |
Recommended Rotation speed | 25-40r/min | 25-40r/min | 25-40r/min | 25-40r/min | |
Air consumption | 1.0Mpa | 4.5m3/min | 6.0m3/min | 6.0m3/min | 6.0m3/min |
1.8Mpa | 9.0m3/min | 10.0m3/min | 10.0m3/min | 10.0m3/min | |
2.4Mpa | 15.0m3/min | 15.0m3/min | 15.0m3/min |
3.Down-hole hammer application
Widely used in metallurgy, coal, chemical industry, building materials not busy mining and water conservancy, hydro-power, highway, railway, national defense, construction and other projects hole operations, suitable for dry, wind and water mixing and water gushing gun hole wet operations, reliable performance, is the ideal drill hole equipment.
4.The application cases of dth hammer :
we have served a number of large mining projects including blast
holes, anchoring geothermal bore holes, quarring, well drilling and
accumulated a wealth of practical experience.And Our DTH hammer can
be used in different types of drilling machine
5. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before
shipping out.
6. After Sale Services
a. Our sales team will response for your question within 24 hours
(Holidays Excluded)
b. Technical Support will be available in any time
c. Free replacement will provide once the failure confirmed caused
by our product quality
7.Package and shipping
Packing : DTH DHD hammer will pack in cardboard and plywood case.
Shipping : DTH DHD hammer will ship by sea , by air , by Express , etc .
Jinzhou City Shitan Machinery Equipment CO. LTD.
Jinzhou City Shitan Machinery Equipment CO. LTD. is a professional production and
processing company for core drilling rigs, crawler drilling rigs, various track chassis, various
types of mud pumps, various track transport vehicles, etc. It is one of the outstanding
manufacturers of similar products in North China. Strong technical force. The modern productiona
equipment and complete testing means are specialized in the development, manufacture and
marketing of drilling rigs.
To ensure the quality and stability of the machine, we use the most advanced production and testing
equipment, Made from high quality materials, with fashion and compact design, that keeps our drilling
rigs more efficiency and with low failure rate, more economic and durable, and with a high comprehensive
cost performance. Our water drilling rigs have received the real market validation as the majority of our
customer’s positive feedback.
The company's main products are rigs: XY-1, XY-1A, XY-1B, GK-180, GK-200, DPP-100 and other series
of drilling rigs: gearbox assemblies and gyro assemblies for various rigs, Winch assembly, reducer assembly,
pump assembly. Drilling tools: sedimentary pipe joints, casing joints, casing couplings, drill pipe joints, casing
core pipes, lifters, automatic drop hammers, earth borrowers, standard penetrations, forks, lock joints, alloy drill
bits Hundreds of drilling tools, such as steel sand drill bits, core pipe joints, drill pipe pliers, and casing pliers.
Jinzhou City Shitan Mechinery Equipment CO. LTD. has a complete and scientific quality management
system. The integrity, strength and product quality of Jinzhou Stone Exploration Machinery Co., Ltd. have been
recognized by the industry. Welcome friends from all walks of life come to visit, guide and negotiate business!