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GL1705P/-45 Sealing Glass, -45 micron

GL1702P/-45 Sealing Glass, -45 micron

  • $110.00


GL1702


Appearance
Glass-ceramic sealing glass white colored in powder form.

Chemical Composition by Weight Percent (Wt %)
Strontium oxide (SrO)……. 31.09~37.99
Silica (SiO2)………………. 30.52~37.30
Zinc oxide (ZnO)…………. 24.43~29.85
Alumina (Al2O3) …………. 2.08~3.16
Boron oxide (B2O3)………..0.79~2.79

Physical Properties
Density............ 3.5g/cm3
Tg (DSC)......... 670±10°C
Tc (DSC)......... 880±10°C
Td..................... 697±10°C
CTE50-500°C...… 7.9x10-6/°C (as-cast glass)
CTE200-900°C...…8.0x10-6°C (crystallized)

Recommended Firing Conditions
Ramp to 800°C and hold for 2 hours, then ramp to 900°C and hold for 2 hours.
Heating or cooling rate: 3 to 10°C/min.

Applications
To seal alumina ceramics at high temperature.

 

Particles Size: 45 micron and below. Spec is 80% in range.

Qty: 1 each

Weight: 100g


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