Properties
General
| Property | Value |
|---|---|
Density | 2.61 g/cm³ Show Supplier Material materials with Density of 2.61 g/cm³ |
Thermal
| Property | Value | Testing Standard | Comment |
|---|---|---|---|
Annealing temperature | 480.0 °C Show Supplier Material materials with Annealing temperature of 480.0 °C | ISO 7884-4 | Viscosity 10¹³ dPa·s |
Coefficient of thermal expansion | 9.2e-06 1/K Show Supplier Material materials with Coefficient of thermal expansion of 9.2e-06 1/K | ISO 7991 | mean value for 20-300 °C |
Glass transition temperature | 470 °C Show Supplier Material materials with Glass transition temperature of 470 °C | ISO 7884-8 | |
Softening temperature | 675.0 °C Show Supplier Material materials with Softening temperature of 675.0 °C | ISO 7884-3 | Viscosity 10⁷·⁶ dPa·s |
Specific electrical resistance temperature | 280.0 °C Show Supplier Material materials with Specific electrical resistance temperature of 280.0 °C | For ρ=10⁸ Ω·cm | |
Working temperature | 1015.0 °C Show Supplier Material materials with Working temperature of 1015.0 °C | ISO 7884-2 | Viscosity 10⁴ dPa·s |
Electrical
| Property | Temperature | Value |
|---|---|---|
Electrical resistivity | 250 °C | 3.98e+06 Ω·m Show Supplier Material materials with Electrical resistivity of 3.98e+06 Ω·m |
350 °C | 63096 Ω·m Show Supplier Material materials with Electrical resistivity of 63096 Ω·m |
Chemical properties
| Property | ||
|---|---|---|
Other | 0.01 % | max., Lead, Cadmium, Mercury and Hexavalent Chromium |
Technological properties
| Property | ||
|---|---|---|
| Application areas | Glass suitable for bodies of glass electrodes (tubes for pH electrodes), Sealing glass for special lightning. | |
| Corrosion properties | Hydrolytic resistance Class HGB3 (ISO 719) - Acid resistance Class S1 (DIN 12116) - Alkali resistance Class A2 (ISO695) | |