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Potassium Cryolite is a complex fluoride salt of potassium and aluminium. It does not have a specific chemical formulae. It is a mixture of following salts:K3AlF6 and KAlF4.
Properties: white or grey-white color, Molecular rate near 1.2, melting point 560℃
Solubility in 1000g water: at 0℃: 0.8g; at 25℃: 1.42g，at 100℃: 4.58g.
Chemical Formula:AlF4K
Molecular Weight:142g/mol
Chemical Formula:AlF4K
CaS No.:14484-69-6
EC No.:238-485-8
Chemical Content
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F
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Al
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K
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Fe2O3
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SO4
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H2O
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Super grade
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50-52
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17-18
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29-32
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0.01%max
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0.05%max
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1.2%max
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I grade
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49-51
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17-18
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28-32
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0.1%max
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0.6%max
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II grade
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45-51
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15-19
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27-35
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1.0%max
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Usual Grain Size : 20mesh,40mesh,100mesh,200mesh,325mesh,other size can be made as customer's special request
Packing
a. in 25kg plastic woven bags.
b. In 1000kg big bag.
c. 40 x 25kg plastic woven bags in one big bag.
d. 40 x 25kg plastic woven bags on pallet.
e. 40 x 25kg paper bags on pallet.
Loading weight in 1 x 20fcl: 20m
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