Tantalum Pentoxide (Ta2O5) For Coatings

Tantalum pentoxide (Ta2O5) is a crystalline solid and white in appearance. It is a high-index, low-absorption material usable for coatings.

Tantalum Oxide Specifications

SinterGranule1-3 mm; 3-5 mm
Upon demand
99.99%1 Kg/BagAvoid exposure to sunlight & acid
Keep dry
Tablet10x5 mm
Upon demand

Characteristics of tantalum pentoxide

CAS NumberDensity (g/cm3)Boiling point (Cº)Melting point (Cº)Refractive index at 550 (nm)Transparency range (µm)Evaporation source
ApplicationsFilter; HR coating; Insulating coating

Evaporation technique for Ta2O5

It can be deposited by reactive electron-beam evaporation or by sputtering. A tantalum or graphite crucible liner can be used for electron-beam.

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