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Efficient High Pressure DTH Hammer. In DTH hammers, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. 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.
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We also have hammers with valve.We have heavy duty hammers well at larger depths demanding less air usage, delivering minimum performance loss.HIGH AIR PRESSURE HAMMERSDescription3.5" hammer4" hammer5" hammer6" hammer8" HammerItem#
High Air Pressure DTH Hammers. Short Description: 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
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big hole high air pressure dth hammers The DTH hammer is an integral part of the DTH drilling rig. It is widely used in the hole-forming operations for Metal mine, Underground mining, Open cut mining, Quarry, Tunneling, Water well drilling, Large-scale Construction drilling and blasting
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Kefid · Features of Low Air Pressure DTH Hammers: 1 The operating air pressure are between 0.7Mpa and 1.75Mpa. 2 Valveless hammers. 3 Simple structure, easy to assemble and to disassemble, long life span. 4 Higher impact frequency and faster drilling speed. 5 …
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DTH Hammers, Down The Hole Hammer, DTH Drilling Tools manufacturer / supplier in China, offering High Air Pressure DTH Drilling Hammers (DHD, SD, QL, Mission, Numa, Cop), 3.5′′ Shank Src3.5y RC Bits for Exploration, 4′′ Sre004 RC Drill Bit for Mining and so on.
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