SINODRILLS DTH Hammers
The DTH is the abbreviation of Down The Hole and sometimes it is also called RAB
in some markets, then the RAB is short for Rotary Air Blasting.
A rotation drill rig, air compressor and the DTH drill string are the essential unit for
DTH drilling while the “DTH drill string” is always made up of DTH drill rods, DTH
hammer and DTH bits. As one of key component, the DTH hammer acts as a role of
converting the air pressure to the impact energy, simultaneously transferring impact
energy and rotation force to DTH bits.
As specialist manufacturer and provider of DTH drilling tools, hereby we recommend
our newest generation DTH hammer which is improved by absorbing art technology,
selecting superior alloy steel and robust design. It is proved by more than thousands
times of test that our newest DTH hammer has longer life , lower air consumption
and 15% higher penetration speed compared the conventional DTH hammer in the market.
In addition, it can work at the air pressure from 6 Bar to 35 Bar(0.6~ 3.5Mpa). At last,
we developed various type of DTH hammer which can be compatible with DHD, COP,
QL, MISSION and SD shank of DTH bits and performs very well. Therefore, the newest
generation DTH Hammer is very popular among our customers and has a good market
share as soon as it launched in the market.
SINODRILLS DTH Hammers




