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YOTECH AMINO ACID FACTORY (R&D) OF SUZHOU YOTECH FINE CHEMICAL OF SUZHOU

Product

Potassium fluoroaluminate

Potassium Tetrafluoroaluminate: Molecular formula: KAlF₄ Molecular weight : 142.07

Potassium Hexafluoroaluminate: Molecular formula: K₃AlF₆ Molecular weight : 258.28

Uses: Riveting agent for aluminum and aluminum alloys, glass ceramic industry in flux and friction modifier active filler can also be used as insecticides.

Property: white or light gray powder, slightly soluble in water, toxic.

CAS#: Tetrafluoroaluminate 14484-69-6 Hexafluoroaluminate 13775-52-5 Customs No.: 2826909090 MSDS: YF0606-07 Risk No.: Non-dangerous

Product specification	Export grade	Welding material grade	Aluminium metallurgy grade
Index	Yotech Standard	Yotech Standard	National First grade
Assay (Active ingredients) ％	≥99.0	≥99.0	≥98.0
Al ％	15-18	17.5-18.5	17.25-19
K ％	28.0-32.0	27.0-31.0	29.0-31.0
F ％	48.0-53.0	50.0-53.0	52.15-55.0
Fe ％	≤0.001	≤0.002	≤0.005
Sulfate radical (SO₄ ) ％	≤0.02	≤0.05	≤0.05
Heavy metal (Pb) ％	≤0.001	≤0.001	≤0. 01
Chloride (Cl) ％	≤0.01	≤0.02	≤0.1
Na ％	≤0.1	≤0.2	≤0. 2
Silica (SiO₂) ％	≤0.002	≤0.002	≤0. 06
Intermediate inspection
Appearance Identification	white powder	white powder	white powder
Loss on dry (105℃/2H) ％	≤4.0 (300℃/2H)	≤0.5	≤1.5
Whiteness (70-90um Granularity) ％	≥95	≥90	≥95
Melting point ℃	550-560	550-580	560-580
Transmission (15％ Aq. solution) ％	≥98	≥92	≥80
Foreign substance detection	≤1mm/10	≤1mm/10	≤1mm/10
Granularity (U.S.SCREEN) mesh	50％ pass 2000 mesh	50％ pass 1250 mesh	90％ pass 450 mesh
Shelf life year	Two years	Two years	Two years
Supply reference
Production process	99.5％HF Membrane KOH	99.5％HF Membrane KOH	99％HF Membrane KOH
Packing	25KG composite paper bag /16T/(20')FCL	25KG composite paper bag /16T/(20')FCL	25KG composite paper bag /16T/(20')FCL
Specification of price	FCL	FCL	FCL
Price CNY/T
Validity period of quoted price	3 months	3 months	3 months

Note: special requirements are negotiable for customers with specific specifications.

Introduction | Main chemical list | Contact | Qualification proof | 中文
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