Formulae: MgSiF6· 6H2O
Molecular Weight: 274.48
UN. NO.: 2853
Hazard clas: 6.1
H. S. Cde: 28269000
Properties: It is colorless or white rhombus or acerose, odorless crystal. D1.788. It is not easily deliquescence, but effloresce to lose crystal water. It is easily soluble in water, soluble in dilute acid, hardly soluble in hydrofluoric acid, insoluble in alcohol, its aqueous solution appears acidity. It reacts with alkali to form corresponding fluoride an silicon dioxide.
Magnesium fluorosilicate 98% min
Silicon dioxide 0.05% max
Fluosilic acid 0.2% max
Magnesium sulphate 0.5% max
Magnesium chloride 0.15% max
Water insoluble matter 0.25% max
Uses: Additive for hardening and waterproofing of concrete mortar, plaster cement, stucco and brick surfaces. Polishing agent for terraces. Wood preserving. Ceramincs.
Packing: In a plastic Bag inner layer and a woven bag as external layer, 25/50/1000kgs per bag, or according to the buyer's requirement. Suitable for long distance transportation