Magnesium Oxide.
Remelted zinc ingots, pwg zinc ingots, zinc dross, zinc ash, zinc oxide, lead dross, magnesium ingots, all grades, silicon metal, lead ore/ concentrate, zinc concentrate/sulphide.
Kaolin, critical minerals,ore concentrates such as antimony, chromium, manganese, wolframite and graphite;metals and oxides such as cobalt, magnesium,.
Magnesium sulphate heptahydrate 98%, magnesium sulphate monohydrate granular 2-5mm;, magnesium sulphate anhydrous; magnesium oxide (caustic calcined magnesite), ammonium sulphate.