Industrial KBF4 Potassium Tetrafluoroborate For Aluminium Metallurgy

Place of Origin Jiaozuo City,China
Brand Name Jinshengwei
Certification ISO 9001
Model Number Potassium Fluoroborate
Minimum Order Quantity 5 Ton/Tons
Price USD 1500-2000/ton
Packaging Details 1. Packed in PP bags of 25kgs /bag (N.W.) with PE liner , 22-25MTS /20FCL. 2. PP bags of 1000KG /bag (N.W.) with PE liner ,22-25MTS/20 FCL . 2.. According to the customer's requirement.
Delivery Time 5-8 work days
Payment Terms T/T, L/C, D/A, D/P, Western Union, MoneyGram
Supply Ability 8000 Ton/Tons per Month
Product Details
Classification Halide (Except Chloride) Grade Standard Agriculture Grade, Electron Grade, Food Grade, Industrial Grade, Medicine Grade, Reagent Grade, Trade Assurance
Purity ≥90% Appearance White Powder
Product Name Potassium Fluoroborate KBF4 98% Min Usage Fusing Agent, In Manufacture Of Boron Trifluoride,
EINECS No. 237-928-2 Application Industrial
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potassium tetrafluoroborate


potassium borofluoride kbf4

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Product Description


Potassium fluoroborate (KBF4) potassium tetrafluoroborate used in aluminium-metallurgy

Product Description



DESCRIPTION: A white powder,density in 2.5g/ml,melting point on 530°,slightly dissolved in water and hot ethanol,not dissolved in cold alchol .toxically.

APPLICATION:Be used as fusing agent in welding,raw material for others Fluoride salts series.



SPEC Technical grade Export grade Reagent grade
KBF4 % ≥98% ≥99.5% ≥98%
HF % ≤0.1% ≤0.1% ≤0.1%
KOH % ≤0.1% ≤0.1% ≤0.1%
Cl % ≤0.002% ≤0.002% ≤0.005%
SO42 % ≤0.002% ≤0.002% ≤0.005%
PO43- % ≤0.005% ≤0.005% ≤0.01%
Fe % ≤0.001% ≤0.002% ≤0.005%
Pb % ≤0.001% ≤0.001% ≤0.003%
Potassium fluorosilicate% ≤0.3% ≤0.02% ≤0.8%


Chemical nature

Chemical name Potassium Fluoroborate
Molecular formula KBF4
Molecular weight 125.90
CAS No. 14075-53-7



Physical form White granule crystal
Assay(%) ≥99%
Chloride(Cl) 0.1%
Sulfate(SO4) ≤0.01%
Iron(Fe) ≤0.03%
Moisture ≤0.05%
Lead(Pb) ≤0.01%
Calcium (Ca) ≤0.05%
Magnesium (Mg) ≤0.05%
Silica(as SiO2) ≤ 0.3%



It is analytical reagent, fusing agent, in manufacture of Boron trifluoride, mould material for casting Al and Mg, in electrochemical and chemical experiments.



25 kg/bag, stored in cool and dry place.