Lava-rápido
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oque me chamou a atencao mesmo foi o som do motor desse brinquedao.
coisa linda
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nossssssssssssssssssssssaaaaaaaaaaaaaaaaa caraca ….....
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oque me chamou a atencao mesmo foi o som do motor desse brinquedao.
coisa linda
800-ton massive liebherr mining excavator
at the minexpo 2008 in las vegas, liebherr announced the r 9800 mining excavator. rated at 800 tons of service weight the r 9800 provides a nominal bucket capacity of 38 to 42 m³ at a material density of 1,8 t/m³. this new flagship of liebherr mining excavators’ range is targeting bucket loads of 75 tons in both versions, as a backhoe and a shovel execution.
operating weight
1,748,266 - 1,772,517 lb
engine output
2984 kw/4000 hp
(sae j1349)
backhoe bucket capacity
54.90 yd³ @ 3,000 lb/yd³
shovel capacity
54.90 yd³ @ 3,000 lb/yd³
liebherr is providing for the machine two engine options, two cummins qsk 60 with a installed power of 1,492 kw / 2,000 hp each or two mtu 12v4000 with a installed power of 1,425 kw / 1,910 hp.
whilst the backhoe digging envelope and bucket width remain similar to the previous liebherr flagship, the r 996, the r 9800 in backhoe configuration provides a break out force of 1,840 kn with a digging force of 1,750 kn. in shovel configuration, the machine is achieving crowd forces at ground level of 2,980 kn and breakout forces of 2,350 kn. these values ensure superior digging capabilities even in toughest mining conditions.
