Specification :

Synthetic Cryolite Specifications
Chemical Guaranteed Typical Method
F 52% min 52.2% ISO1693
Al 12% min 12.5% ISO2367
Na 32% min 31.5% ISO2366
SiO2 0.30% max 0.21% ISO1620
Fe2O3 0.05% max 0.03% ISO1694
P2O5 0.04% max 0.01% ISO6374
H2O(110¡æ/1h) 0.40% max 0.22% ISO3393
L.O.I(500¡æ/1h) 2.5% max 1.9% GB/T4291
Physical Apparent £º
Density 0.90¡«0.95g/cm3 0.92 g/cm3 JIS H-1902
Granulometry £º
£«100 mesh 10.0% max 8.5% ASTM
£«200 mesh 85.0% min 89% ASTM
£­325 mesh 5.0% max 2.5% ASTM
NaF/AlF3 ratio 2.9 to 2.6

period of validity: half month
payment £ºTT or L/C at sight
delivery time £º15 days when take-over TT or L/C at sight
quantity£ºMin 20 tons