High Pressure Down The Hole Hammer Underground Mining DTH Hammer
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.... Since the piston is in direct contact with the drill bit, little energy is lost. This gives DTH hammers a nearly constant penetration rate regardless of hole length. • Small to medium size drilling diameters • Works in low pressure range, capable of...
KSQ Technologies (Beijing) Co. Ltd
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High Pressure Down The Hole Hammer(HD100)
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High Pressure Down The Hole Hammer 10 Inch With Thread API 4 1/2" 254-311mm Application With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly ......
Beijing Jincheng Mining Technology Co., Ltd.
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high pressure Down the hole hammer dth hammer DTH drill bit for mining
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DTH drilling is a percussion system driving a piston inside hammer body with up and down motion by compressed air and transmitting an intensive percussion energy to the bit to enable the drilling by crushing the rock. Drilling method by DTH hammer exerts ......
Henan Jinzen Rock Drilling Tools Company
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High Pressure Down The Hole Hammers Bits
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Parameters of DTH bit (Down the hole drilling hammer) type drill diameter mm(inch) weight (kg) TH79(3.5inch) 90mm-100mm(3 1/2-3 7 /8) 4-4.5 DHD3.5 90mm-105mm(3 1/2-4 1/8) 4.5-5.5 BR33 90mm-100mm(3 1/2-3 7 /8) 4-4.5 DHD340 105mm-138mm(4 1/10-5 2/5) 8-12 ......
Shandong East Machinery & Equipment Co., Ltd.
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N125A DTH Hammer NUMA125 High Air Pressure Down The Hole Hammer for Mine Rock Drilling
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...: Drilling Machine Trademark: ROSCHEN HS Code: 84123100 Description: It is a kind of high air pressure DTH Hammer without footvalve, our newest design. It is also one of the most advanced DTH Hammers in the world. It has the following advantages: 1. Out of...
ROSCHEN GROUP
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8inch High Air Pressure Down The Hole Hammer With DHD380 Shank For Construction
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...High Air Pressure Down The Hole Hammer With DHD380 Shank For Construction Product category: Drilling rig accessories Matched hammer: Hammer DHD380 Connection thread: API4-1/2"REG Working pressure(bar): 10~25 Outer diameter(mm): 180 Weight(KGS): 175 Bit diameter recommend(mm): 203~245 DTH hammer......
Wuhan Kingdrilling Diamond Co.,Ltd
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High Air Pressure Down The Hole Hammer With Shank QL60
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... materials.It is composed of a hammer bit,a piston and an air chamber. The piston moves back and forth within the chamber,causing the bit to strike the rock surface repeatedly at high speeds. The hammer bit has sharp,strong teech that help to break up the...
Changsha Sollroc Engineering Equipments Co., Ltd
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High Pressure Water Well Drilling Hammer Drilling Range 305-445mm N125A
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...inner structure of DTH hammer designed according to newest rock drilling theory. 2. Smooth performance and long service life of DTH hammer due to high quality alloy steel materials and advanced processing technology adapted. 3. Low problem rate and easy to...
Hunan New Diamond Construction Machinery Co., Ltd.
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M3 Mid Air Pressure Down The Hole Hammer For Cir90 Seiries Button Bit 1.0 - 1.3Mpa Working Pressure
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Product Description M3 DTH hammer is a kind of medium pressure DTH hammer, which has the internal structure of high pressure impactor, and can use low pressure bit directly. Compared with normal low pressure impact, the tunneling speed can be increased by ......
Putian Qideli Drilling Tools Co., Ltd.
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High Speed Down The Hole Hammer CSD10 For Deep Well Drilling And Mining
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... Valve DTH Air Hammer gives you more power down the hole, making your investment produce more in less time. Our DTH hammer is used in many different applications which include but are not limited to heavy construction, mining, oil and gas, quarries, and...
Changsha Chaojingang machinery manufacturing CO., Ltd
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