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                                        Changshu Xinhua chemical co., ltd.

                                        常熟市新華化工有限公司

                                        Changshu Xinhua chemical co., ltd.

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                                        Potassium Fluoroaluminate

                                        Molecular formula: KALF4
                                        Molecualr weight: 142.073
                                        Properties: white or pale gray powder; slightly soluble in water; hydrogen fluoride released in the reaction to water at 730℃ above; dissolved slowly in strong acid to release hydrogen fluoride
                                        Usage: soldering flux for Aluminium and its alloy; flux in glass and ceramic industries
                                        Impurities:

                                        AL

                                        ≥16%

                                        SO4

                                        ≤0.05%

                                        SiO3

                                        ≤0.2%

                                        Fe

                                        ≤0.01%

                                        Pb

                                        ≤0.005%

                                        H2O

                                        ≤1.5%

                                        250mesh

                                        95% passed

                                        Melting point: 570°C
                                        Packing: 25Kg plastic woven bag or fibre drum.
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