... the remained the old tamping machine advantages, namely double column frame, single cylinder lifting way. At the same time, through ... with different power supply: 1, air-cooled diesel engine 2, water-cooled diesel engine 3, gasoline engineMain technical parameters1, power:( ... root / (group · hours)9, host net weight:Water-cooled diesel engine: 455 kgGasoline engine: 300 kg10, physical size:Water-cooled ...