Ads by Google
Detailed Product Description
1.High Purity Magnesium Fluoride (MgF2) Used in Optical Coating Material,Evaporation Materials 2,CAS No.:7783-40-6 /EINECS No :231-995-13.Customize
High Purity Magnesium Fluoride Used in Optical Coating Material
Magnesium Fluoride
Molecular formula: MgF2Molecular weight: 62.31CAS number: 7783-40-6
HS 2826121000
MgF2 Characteristics:
it is provided with violet fluorecence
the light; odorless; relative density 3.148; M.P.: 1261C;boiling point:2239C, soluble in nitric
Magnesium Fluoride Use:
Mainly used as flux for preparing hot pressure crystal, optical glasses, ceramic industry
and metallurgy magnesium;being used as screen fluorescent material in optical instruments
and lens filter coating and cathode-rays.
Magnesium fluoride(Chemical formula: MgF2)
Shape | Color | Purity | Package | Storage | ||
Crystal | Granule | 1-3 mm; 3-5 mm Upon demand | Colorless Transparent | 99.99% | 1 KG/Bag | Avoid exposure to sunlight &acid Keep dry |
Properties
CAS No. | Density (g/cm3) | Melting Point(°C) | Refractive Index at 550nm | Transparency Range(μm) | Evaporation Source |
7783-40-6 | 3.18 | 1266 | 1.38 | 0.11~10 | B(W,Ta,Mo) |
Applications | Multi-layer coating; AR coating; Decorative coating; Glasses coating; UV coating | ||||
Remark | Specification upon exact demand | ||||
MgF2 Index:
Name | Excellent grade pure(%) | Analytically pure (%) | chemically pure(% | Export grade(%) |
Content | ≥99.5 | ≥97.5 | ≥95.0 | ≥98.0 |
Chloride(Cl) | ≤0.005 | ≤0.005 | ≤0.02 | — |
Sulfate(SO4) | ≤0.01 | ≤0.05 | ≤0.08 | ≤0.1 |
Silicon(Si) | — | ≤0.01 | ≤0.03 | ≤0.5 |
Ferrum(Fe) | ≤0.001 | ≤0.01 | ≤0.04 | ≤0.05 |
Heavy metal(Pb) | ≤0.001 | ≤0.03 | ≤0.01 | ≤0.01 |
Carbonate(CO3) | qualified | — | — | — |
Barium(Ba) | ≤0.005 | — | — | — |
Moisture | ≤0.06 | — | — | ≤0.5 |
Calcium(Ca) | ≤0.05 | — | — | ≤0.1 |
Ignition loss | — | ≤11 | ≤11 | — |
Nitrogenous compound(N) | ≤0.005 | ≤0.005 | ≤0.03 | — |
Natrium(Na) | — | — | — | ≤0.1 |
Magnesium Chloride 99.5%