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GM B70/B90 pneumatic concrete 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 |
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