Silicon dioxide (SiO2)
Appearance: colorless transparent pellets
Density: 2.202 g/cm3
Vapor pressure: 1 Pa at 2000centigrade 10 Pa at 2200centigrade
Hardness(Mohs hardness): 5.5
Melting point: 1700centigrade
Solubility: non-soluble in water, soluble in acid
Transmittance scope: 200-2000nm
Refractive index(550nm): 1.46
Vapour deposition condition: evaporated by electron gun
Vapour deposition temp.: 1800-2200centigrade
Purity: >99.9999%
Applications: anti-reflection film, multi-layer film, filter, spectroscope, film for capacitors, etc.
Specs: Ø2*2mm Ø3*3mm Ø25*10t Ø25*7t
1-2mm 1-3mm
| |
|
|
| Issue Time: |
|
2008-01-14 |
| Expire Time: |
|
2009-01-14 |
