Quartz lumps, quartz powder and quartz pebbles.
Rock phosphate.
Gypsum board.
Phosphate rock.
Clay lubms and powder.
Minerals like gypsum.
Silica sand.
Silica sand.
Quartz.
Natural graphite flake and natural graphite powder.
Quartz.
Silica sand.
Quartz.
Gypsum.Transportation
Quartz.
Quartz.
Silica sand.Shipping, transportation
Natural silica sand.
Waste graphite electrodes scrap , graphite plate scraps , graphite powder scraps.
Silica sand.