Potassium fluoroborate(crystal,powder, super-fine)

Product name: Potassium fluoroborate

CAS No.: 14075-53-7

Molecular formula: KBF₄

Molecular weight: 125.90

UN No.: 3260

Technical index:

Items		Unit	Standard-C	Standard-P	Standard-superfine
Main content [KBF₄]		% ≥	98.50	98.00	98.50
Boric acid [HBF₄]		% ≤	0.400	0.400	0.400
Silicon [Si]		% ≤	0.200	0.200	0.200
Natrium [Na]		% ≤	0.100	0.100	0.100
Calcium [Ca]		% ≤	0.100	0.100	0.100
Chloride [Cl]		% ≤	0.100	0.100	0.100
Heavy metal [Pb]		% ≤	0.100	0.100	0.100
Magnesium [Mg]		% ≤	0.050	0.050	0.050
Moisture		% ≤	0.500	0.500	0.500
Particle size	-60mesh	%	4.500	4.500	4μm-8μm
	-60mesh/+200mesh	%	74.50	40.50
	-200mesh/+325mesh	%	17.00	30.00
	-325mesh	%	4.000	25.00
Appearance			White free-flowing crystal	Powder	Superfine
PH			3.800
Loss on drying			0.280

Uses:

1, Used as a flux for hot welding and brazing. Material of producing boron-containing alloy in Aluminum-magnesium casting; is used as filling material in grinding wheel bonded by thermosetting resin.

2, In the welding and fusion of silver, gold, stainless steel, can remove light metal waste totally.

3, Raw material of boron fluoride and other fluoride.

4, Also used for electrochemical process reagent.

Packing: 25kg/bag, 50kg/bag,1250kg/bag, lined with PE woven bag/paper-plastic composite bag (or following your demands).

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Inorganic acid series

Hexafluorosilicate series

Fluoride series

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Potassium fluoroborate(crystal,powder, super-fine)