Industry | type | Key chemical content | Particle size(mesh) | Annual Production volume(ton) |
Solar industry | wet | silica sands | SiO2>99.5%,Fe2O3<80~120ppm | 60~120 | 100K |
casting | Dry | silica sands | SiO2>99%,Fe2O3<500ppm | 30~50,40~60,60~70 | 200K |
Refractory material | Dry | silica sands | SiO2>99%,Fe2O3<500ppm | 30~50,40~60,60~70 |
Glass (architecture)) | Wet | silica sands | SiO2>99%,Fe2O3 800~1200ppm | 22mesh pass rate 100%, below 140 mesh<10%. |
Glass (daily life) | Dry | silica sands | SiO2>99.3%,Fe2O3%100~300ppm | 22mesh pass rate 100%, below 140 mesh 5~30%. |
Filter aids | Dry | silica sands | SiO2>98% | 8~10,10~20 |