Note: K/Al is the molecular ratto between k and Al . Product Quality: Approaching to advanced French standard, the chemical Formular lies at binary system eutectic point KF.AlF3. Properities: The product is a white or grey crystalline powder, initial melting point: 560 degree centigrade, solubility in 1000g solution: 0.86g(at 0 degree centigrade), 1.42(at25 degree centigrade) and 4.58(at 100 degree centigrade). Uses: It is used as a a welding flux in aluminium, aluminium alloy and stainless steel; a degasser and an auxiliary solvent in aluminium alloy fabrication; also used as an active filler for glass, ceramics and friction compound. Packing: In polyethylene bag and with woven plastic sack outer. 25kgs or 1000kgs net each.