... raw material, used to make all kindsmagnesium salt such as magnesium oxide, magnesium hydroxide, magnesiumcarbonate.2)Used as adhesive of fireproof materials ... the production of light buildingmaterials4)Used to produce high quality magnesium tile, fireproof board, Magnesiumlid, bathtub, door and window ... MT bag ,according to customer's requirement 46% industrial Grade Magnesium Chloride /white flake