| Synthetic Cryolite, molecular formula: Na3AlF6
Ⅰ APPLICATIONS
Aluminium- metallurgy:
- as component of fluxing agents, protective and refining salts
Production of abrasives:
- as active filler in resinbonded abrasives for metal treatment
Production of enamel, glazing frits and glass:
- as flux and opacifying agent
Production of soldering agent:
- as component for fluxing agents
Production of welding agents:
as component of welding rod coatings and welding powders
Blasting and pyrotechnics: - for fireworks
Metal surface treatment: - as component in pickling pastes for stainless steelroducing mold of precision casting
Ⅱ SPECIFICATION
CHEMICAL PROPERTIES
| F | 52-55% | | Na | 28-33% | | Al | 12-15% | | SiO2 | 0.35%max | | Fe2O3 | 0.10%max | | SO42- | 0.50%max | | H2O at 110oC | 0.20%max | PHYSICAL PROPERTIES
Density 2.95-3.05g/cm3
Appearance white, gray or pink
1、The size distribution can be sandy (80mesh), powder (200mesh, 325mesh), granular (0-10mm).
2、 Other items can be specified according to special requirement. |
