The materials excavated by excavators are mainly soil, coal, sediments and pre-loosened soil and rocks. The three most important parameters of excavator are working weight (mass), engine power and bucket capacity.
classify
According to different sizes, excavators can be divided into large excavators, medium excavators and small excavators.
According to different walking modes, excavators can be divided into crawler excavators and wheeled excavators.
According to the different transmission modes, excavators can be divided into hydraulic excavators and mechanical excavators. Mechanical excavators are mainly used in some large mines.
According to the purpose, excavators can be divided into general excavators, mining excavators, marine excavators and special excavators.