Sodium fluoaluminate Na3AlF6 for enamel

Sodium fluoaluminate Na3AlF6 for enamel

Cryolite basic information:

Name:Sodium fluoaluminate

Purity:98.5%

Formula:Na3AlF6

HAZARD CLASS: 6.1

CAS NO.:13775-53-6

Cryolite Physical and Chemical Properties:

Still named sodium fluoaluminate. It is a white crystalline powder or a sandy size granularity as well. Melting point about 1000 C. It is insoluble in anhydrous hydrogen fluoride, but slightly in water

Cryolite Technical standards:

Test index                       Standard Index                        Test result

F                                               53%MIN                               53.85%

Al                                             13%MIN                               16.53%

Na                                           30%MAX                              26.61%

P2O5                                       0.02%MAX                           0.001%

Si02                                         0.35%MAX                          0.18%

Fe2O3                                      0.1%MAX                           0.08%

SO4                                         0.5%MAX                              0.19%

H2O                                         0.4%MAX                              0.31%

Cryolite main usage:

It is mainly used as a flux in the aluminium smelting by fused salt electrolysis;also an opalizer in the manufacture of enamel;an opacifier and auxiliary solvent of glass and enamel;an insecticide of crops;a flux in aluminium alloycasting;and in the production of ferrous alloy and effervescing steel.

Cryolite Packing:

In a plastic Bag inner layer and a woven bag as external layer, 25kg per bag, or according to the buyer’s requirement. Suitable for long distance transportation.