Komatsu PC490-10

The Shuangsong PC490-10 is a 49-ton heavy-duty excavator with a total machine working weight of 46,910 kg. It is highly powerful, equipped with a Cummins engine with a rated power of 274 kW. It can stably output powerful and surging power at a rotational speed of 1800 r/min, and can easily handle complex working conditions. Its bucket capacity ranges from 0.94 to 1.06 m³, and can be adapted to different operation requirements. In terms of digging force, it performs exceptionally well, with a bucket digging force of 315 kN and a boom digging force of 297 kN, enabling efficient completion of excavation tasks. The hydraulic system of this model is advanced, combined with an electronic control system, achieving precise power control, which greatly improves work efficiency and operation effectiveness. The equipment's structural components are made of high-quality materials and advanced processes, with high reliability and durability. It can also operate stably in harsh working conditi