B70 and B90 Pneumatic Breaker

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