Complicated. Power consumption of rougher, molding machine, vibrating screen, feeder, etc. It is relatively large in the sand and gravel factory, and because of the different properties of raw materials processed in the sand and gravel factory, the equipment schemes configured by each manufacturer are also different. The electricity consumed in producing one ton of sand and gravel or machine-made sand is not fixed, which leads to the complexity of electricity consumption in sand and gravel plants and the large expenditure of electricity.