Gravel 2-4
It is mainly used for: (1) producing cement and burning lime in the construction industry; (2) serving as a flux in the metallurgical industry; (3) making alkali, bleaching powder, fertilizers, etc. in the chemical industry; (4) acting as a clarifying agent in the food industry; (5) improving soil in agriculture; (6) serving as a filler in the plastics industry; (7) widely used in various architectural coatings in the paint industry; (8) used as an alkaline filler in the paper industry; (9) serving as a basic filler for rubber in the rubber industry; (10) functioning as an adsorbent in the environmental protection industry.