CIR series Low air pressure DTH hammer specifications:
|
CIR90 |
CIR110 |
CIR150 |
Length (without bits) |
800mm |
839mm |
908mm |
Weight (without bits) |
19.00kg |
32.00kg |
69.00kg |
External diameter |
80mm |
98mm |
137mm |
Bit shank |
CIR90 |
CIR110 |
CIR150 |
Hole range |
85mm-110mm |
110mm-135mm |
155mm-178mm |
connection thread |
T48x10x2 |
API 2 3/8" Reg Box |
T75x10x2.5 Box |
working pressure |
5 - 7 bar |
5 - 7 bar |
5 - 7 bar |
Impact rate at 0.5 Mpa |
14HZ |
14HZ |
13HZ |
Recommended rotation speed |
25-40r/min |
25-40r/min |
25-40r/min |
Air consumption (0.5Mpa) |
6.5 m³/min |
9.5 m³/min |
15m³/min
|
Air consumption (0.7Mpa) |
8 m³/min |
11 m³/min
|
17m³/min
|
CIR90 DTH hammer:


CIR110 DTH hammer:


CIR150 DTH hammer:


CIR serise low air pressure DTH bits:

Other types such as J and JW serise, Bulroc BR serise, Halco Mach serise and customers's design can be avaible.