B70 and B90 Pneumatic Breaker
Scope of application
B70 and B90 pneumatic breakers are simple in design and easy to operate. They are designed for vertical demolition of concrete, asphalt, frozen soil and other hard materials in road construction and other demolition and construction work. No other use is permitted. The tools are not intended for rig-mounting.
For use in noise sensitive areas, there is an efficient muffler available as a option.
Specification
B90
B70
Dimensions
Mm
745*496*162
725*496*162
Weight without muffler
Kg
34
29
Cylinder diameter
Mm
58
52
Working pressure
Bar
4-6
4-6
Max working pressure
Bar
6
6
Impact energy (6 bar)
J
110
72
Impact energy (5 bar)
J
90
58
Impact frequency (6 bar)
Hz
18
18
Impact frequency (5 bar)
Hz
17
17
Air consumption (6 bar)
L/s
43
30
Air consumption (5 bar)
L/s
37
24
Air house inner diameter
Mm
19
19
| |
|
B90 |
B70 |
| Dimensions |
mm |
745*496*162 |
725*496*162 |
| Weight without muffler |
kg |
34 |
29 |
| Cylinder diameter |
mm |
58 |
52 |
| Working pressure |
Bar |
4-6 |
4-6 |
| Max working pressure |
Bar |
6 |
6 |
| Impact energy (6 bar) |
J |
110 |
72 |
| Impact energy (5 bar) |
J |
90 |
58 |
| Impact frequency (6 bar) |
Hz |
18 |
18 |
| Impact frequency (5 bar) |
Hz |
17 |
17 |
| Air consumption (6 bar) |
l/s |
43 |
30 |
| Air consumption (5 bar) |
l/s |
37 |
24 |
| Air house inner diameter |
mm |
19 |
19 |
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