Niobium Oxide, Nb2O5 Granule

Black / White Granule

Size: 0.5-1mm; 1-3mm; 3-5mm

Purity: ＞ 99.99%

Density: 4.47g/cm3

Steam pressure: 1pA at 1150 ℃ and 10Pa at 1300 ℃

Hardness (friction type): 5-6

Melting point: 1485 ℃

Light transmission range: 350-7000nm

Refractive index (500nm): 2.3

Evaporation conditions: electron gun oxygenation

Evaporation temperature: 1800-1900 ℃

Application: antireflective film; interference filter