The enterprise is a large local sand and gravel industry company, mainly engaged in granite mining, limestone, river sand mining, clay and other sand and gravel mining, sand and gravel processing, screening, cement stabilized sand manufacturing, sand, gravel, crushed stone, cement stabilized sand, concrete sales. Due to the scale of business development, they need to add a sand and gravel washing and drying production line. After understanding our company and field investigation, they were attracted by Kolev's professional technology and fine craftsmanship and purchased a complete set of sand and gravel cleaning and drying production line.

Firstly, the raw materials are sent to the cylinder screen for screening process through the silo in turn. Secondly, the screened materials are then transported to the spiral sand washing machine for washing. Third, the washed materials are sent to the dewatering screen for dewatering treatment and then sent to the dryer for drying. Finally, the dried materials are sent to the corresponding storage bins by the belt conveyor and bucket elevator.

1: Can be customized according to the needs of different users, good cleaning effect and high cleaning degree. 2: According to local conditions, the program is reasonable, the overall layout is reasonable and compact, redusing the floor space. 3: Green and environmental protection, good effect. 4: High and stable operation efficiency, large processing capacity, low power consumption. 5: The production line is simple and convenient to operate, and the opration and maintenance cost is low.