Alibaba.com offers 2,404 blast hole drill bit products. About 46% of these are drill bit, 31% are mining machinery parts, and 1% are construction machinery parts. A wide variety of blast hole drill bit options are available to you, such as carbide, carbon steel, and high manganese steel.
We offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380, COP and QL hammer. The optimum range of hole size for blast drilling with DTH is 90mm to 254 mm, smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines. Our hammer like COP and QL are known for their reliability and longevity.
Drilling method: Down-the-hole
DTH Hammers which are provided with optimum functionality and high tolerance power. These tools are extensively used for down-the-hole drilling purposes.Our series of DTH Hammers are valve less hammers with optimized air cycle frequency with high penetration rates.
Manufacturer of DTH Hammer - Odex Hammer, High Pressure Hammer, Cluster Hammer and Low Pressure DTH Hammer offered by Rock Tools, Bengaluru, Karnataka.
Liming · The bit is the tool cutting the rock, and no hammer or rig drilling is better than the bit it uses. The down-the-hole bit is subject to severe stress from the striking piston as well as from the abrasive cuttings passing the bit at high velocity. When selecting the right bit for optimum performance you have to balance penetration against bit life.
In other applications, like foundation drilling, DTH hammers can be used in hole size up to 1,000 mm (39-3/8”). Usually, the smallest hole diameter a DTH hammer can drill is its nominal size, for example, a 4” hammer would drill a 4” (100/102 mm) hole.
We offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380,COP and QL hammer.The optimum range of hole size for blast drilling with DTH is 90mm to 254mm,smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines. Our hammer like COP and QL are known fort heir reliability and longevity. Description
DTH hammer M44. The Mach 44 is a general purpose hammer used at pressures up to and including 350 psi (24 bar). It is suitable for all rock conditions at a wide range of air pressures. The Mach 44 has a proven track record of performance and reliability. M44 specification sheet. DTH hammer SD400
In other applications, like foundation drilling, DTH hammers can be used with single bit in hole sizes up to . 750 mm (30″). With multiple hammer units CD (Cluster drills) drill holes up to 70″ or 1778 mm. As a rule of thumb, the smallest hole diameter a DTH hammer can drill is its nominal size. A 4 inch hammer will drill a 4 inch (102 mm
COP DTH Hammer COP DTH Hammer Hammers Selecting the right hammer The optimum range of hole size for blast hole drilling with DTH is 90 mm to 254 mm (3 ½"–10"). Smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines. In other Read More. DHD DTH Hammer
The Down-The-Hole hammer is designed to increase efficiency in drilling as well as conventional drilling. The presented series can be used for multiple purposes such as the geotechnical, mining, quarrying, geothermal, mineral, underground, and other exploration drilling.. Pay attention that the Down the Hole (DTH) hammer is designed for drilling multi-size holes whatever the rock type’s demand.
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Ingersoll-Rand DHD 360 Strikeforce 6 DTH Hammer #14453. Manufacturer: Ingersoll Rand; Used - Ingersoll-Rand DHD 360 Strikeforce 6 Shank DTH Hammer Qty. 3 in stock as of 5/6/19 Hammers have been gone through and serviced as needed, ensureing good working order 2 hammers are Halco brand 1 hammer …
Numa is the world’s leading designer of rock drilling equipment and DTH hammers, drills and bits. We design, manufacture and produce in house and meet custom specifications for every client. Known for our quality and exceptional customer service. Champion hammers, Patriot hammers
Product features: Offer IR hammer, DHD3.5, DHD340a, DHD360, DHD380, COP and QL hammer. The optimum range of hole size for blast drilling with DTH is 90mm to 254 mm, smaller blast holes are generally drilled using top hammer, and larger holes generally use rotary machines.
The Mincon MP50 is a universal hammer that can be used in almost any drilling application. It is a field proven technology that delivers superior penetration rates versus other manufacturers. Like all Mincon DTH hammers, the Mincon MP50 maintains an excellent operating pressure over an extended service life and overall is the tool you require
Manufacturer of DTH Hammer - Valve type - DTH Hammer, Winner 45 4 1/2 DTH Hammer, DHD 350 - 5 and Indy 69 6 DTH Hammers offered by AQ Rock Drills, Hyderabad, Telangana.
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. Drilling Supply Store offers a wide range of DTH hammers suitable for a variety of drilling operations.
Liming · Drill Central has New, Used and Surplus, DTH Hammers, RC Hammers, RE004, RE040,RE054, RE543,RE052, RE545, and Drill Rigs for sale.
A wide variety of optimum drilling options are available to you, such as free samples. There are 361 optimum drilling suppliers, mainly located in Asia. The top supplying country or region is China, which supply 100% of optimum drilling respectively. Optimum drilling products are most popular in South America, Western Europe, and Eastern Europe.
Low air pressure DTH hammer CIR type. Hammer Size:from 3; Shank types：COP, QL,DHD, MISSION,HD,IR, SD,TD,CIR,BR; Hammer Size: low/middle/high air pressure
Liming · the hammer tool, i.e. used particle contaminated drill water should be recycled when the method is used at locations with limited water access and/or when waste disposal is difficult to accomplish. This has resulted in the development and construction of a prototype mobile cleaning system that makes re-use possible. Hence, this system is
Liming · The Terranox DTH hammers are designed for optimum performance in low pressure operations. Reliable, well proven technology The Terranox DTH hammer comes in five sizes. Choosing and most internal parts re-used for another run. Use of service kits, extends the total hammer life and substantially reduces
Liming · A down-the-hole drill, usually called DTH by most professionals, is basically a mini jackhammer screwed on the bottom of a drill string. The fast hammer action breaks hard rock into small flakes and dust and is blown clear by the air exhaust from the DTH hammer. The DTH hammer is one of the fastest ways to drill hard rock. Now smaller portable History · Origin of the name · Technical details · Uses · References
In other applications, like foundation drilling, DTH hammers can be used with single bit in hole sizes up to 914 mm (36"). With multiple hammer units CD (Cluster Drills) drill holes up to 70" or 1778 mm as standard. Larger cluster drills can be delivered as per customer request.