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Magnesium fluoride
Product description
Molecular formula: MgF2
Granularity range: 0.1-5mm can be customized
Physical properties: colorless crystal or white powder. Rutile crystal lattice. Slightly purple fluorescence. Very slightly soluble in water (18℃, 87mG/L), slightly soluble in dilute acid (especially nitric acid). The relative density is 3.18. Melting point is 1248°C. The boiling point is 2260°C.
Chemical properties: colorless tetragonal crystal or powder. Tasteless. It is soluble in nitric acid, slightly soluble in dilute acid, and hardly soluble in water and alcohol.
Application
Optical lens coating, ceramics, electronic industry, flux for manufacturing ceramics, glass, metallurgical magnesium metal, coating of lens and filter in optical instrument, fluorescent material of cathode ray screen, flux, etc.
Element content
| Classification | Industrial Grade |
Special Steel Grade |
Ceramic Grade |
Fluorescence Grade |
Optical Grade |
High Purity |
Customized |
|
|
content≥(%) |
93.0 |
96.0 |
98.0 |
99.0 |
99.8 |
99.99 |
|
|
|
Impurity content ≤(%) |
（ Na ） |
|
|
0.05 |
0.01 |
0.002 |
|
|
|
（ K ） |
|
|
0.05 |
0.01 |
0.002 |
|
|
|
|
（ Ca ） |
|
|
|
|
|
|
|
|
|
（ Mg ） |
|
|
||||||
|
（ Si ） |
1% |
0.5 |
0.1 |
0.05 |
0.01 |
0.002 |
|
|
|
（SO4） |
0.5 |
0.1 |
0.05 |
0.03 |
0.01 |
0.005 |
|
|
|
（ Fe ） |
0.1 |
0.05 |
0.05 |
0.001 |
0.0005 |
0.0001 |
|
|
|
（ Cl ） |
0.1 |
0.1 |
0.05 |
0.05 |
0.01 |
0.001 |
|
|
|
（ Al ） |
0.1 |
0.1 |
0.05 |
0.02 |
0.002 |
0.001 |
|
|
|
（ Cu ） |
0.05 |
0.02 |
0.002 |
0.001 |
0.0005 |
0.0002 |
|
|
| Heavy metals (in Pb) |
0.05 |
0.02 |
0.002 |
0.001 |
0.0005 |
0.0002 |
||
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