0.75mm good electrical insulation aluminosilicate glass
l Introduction:
BOROFLOAT® 33 has excellent comprehensive properties such as thermal, chemical and optical, whether applied to the cleaning ovens, microwave ovens and other electric appliances equipment, can keep excellent stability.
l Product features:
a) high heat resistance
b) the whole band range has excellent transmission performance
c) good resistance to strong alkali
d) excellent surface shape accuracy
l Product main technical parameters:
Technical parameters: |
|
Density (25 ℃) |
2.2g/cm2 |
Expansion coefficient(ISO 7991) |
3.25´10-6k-1 |
Transmittance |
91% |
Softening point |
820℃ |
Short time use<10h |
550℃ |
Long time use≧10h |
450℃ |
Refractive index |
1.47140 |
Knoop hardness |
480 |