Granular sand

　　Round sand is made by crushing and grinding natural quartz. It has high Mohs hardness, round particles without sharp corners and flaky particles, high purity of impurities, high silicon content and high refractoriness. It is widely used as high-grade raw materials in decoration and engineering construction, coatings, texture paint, real stone paint, etc. The main specifications are: 2-4 mesh, 4-6 mesh, 6-10 mesh, 10-20 mesh, 20-30 mesh, 30-40 mesh, 40-80 mesh, 80-120 mesh, 120-180 mesh, etc.