Haiwang delivers various equipment including hydrocyclone, classification screen, dewatering screen, integrated machine of sand washing and stacking to nonmetal mining customers. Haiwang products have been widely used in grinding classification, concentration, de-watering, desliming, ultrafine classification and other processes of dozens of non-metal mining such as quartz, feldspar, diatomite, kaolin clay, bentonite, potassium salt, sodium salt, graphite, and fluorite.