Properties of Ceramic Materials
Our Ceramic Material Properties Overview
The Ceramic Material Properties comparison grid below offers a high-level comparison between all of our ceramic materials. For additional information, click any of the individual materials below, or view our Advanced Ceramic Materials overview.
| Type of Ceramic | Aluminas | Magnesium Aluminum Silicates | Zirconias | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Elan Material | 96% Alumina 102-04 |
94% Alumina High CaO2 102-03 |
94% Alumina Low CaO 102-02 |
85% Alumina 14% SiO2 102-01 |
Steatite 101-01 |
White Steatite 101-02 |
Low Loss Steatite 101-03 |
Cordierite 103-01 |
Yttria (3%) Stabilized Zirconia 104-01 |
|
| Density (g/cc) | 3.72 | 3.64 | 3.63 | 3.35 | 2.75 | 2.56 | 2.91 | 2.26-2.30 | 6.02 | |
| Color | White | White | White | White | Tan | Off-White | Tan | Tan | Ivory | |
| Flexural Strength MPa (psi × 103) | 353 (51) | 362 (52) | 364 (53) | 185 (27) | 178 (26) | 139 (29) | 152 (22) | 92 (13) | 976 (142) | |
| Young’s Modulus GPa | 330 | 300 | 290 | 245 | 111 | 97 | 113 | 220 | 220 | |
| RT 300° C 10-6/°C | 7 | 7 | 7 | 5.9 | 9.2 | 7.5 | 7.4 | 4 | 10.7 | |
| RT 700°C 10-6/°C | 8 | 7.9 | 8.1 | 6.7 | 8.5 | 8.2 | 8.3 | 3.6 | 11.1 | |
| RT 900°C 10-6/°C | 8.4 | 8.2 | 8.6 | 7 | 8.6 | 8.6 | 8.9 | 3.7 | 11.2 | |
| Dielectric Constant 25°C/1 kHz | 9.9 | 9.6 | 9.5 | 4.7 | 6.5 | 6.3 | 6.3 | 5.3 | – | |
| Dissipation Factor 25°C/1 kHz | < .001 | < .001 | .001 | .0001 | .002 | .003 | .001 | .018 | – | |
| Volume Resistivity 25°C ohms-cm | > 1014 | > 1014 | > 1014 | > 1014 | > 1014 | > 1014 | > 1014 | > 1014 | – | |
| Volume Resistivity 300 °C ohms-cm | 2.0 x 1011 | 2.3 x 1011 | 4.6 x 109 | 3.2 x 1011 | 1.0 x 1011 | 1.1 x 1011 | 1.6 x 1011 | 2.1 x 109 | – | |
| Volume Resistivity 500 °C ohms-cm | 1.8 x 109 | 7.8 x 108 | 2.1 x 107 | 2.3 X 109 | 1.9 X 108 | 3.7 x 108 | 9.1 x 108 | 2.9 x 107 | – | |
| Common Uses | Electric Insulator Most Common Composition |
Electric Insulator | Electric Insulator | Electric Insulator | Electrical Components | Electrical Components | Electrical Components | Heating Element Supports | Pump Components | |
| Details | Details | Details | Details | Details | Details | Details | Details | Details | ||
96% Alumina
Density: 3.72
Flexural Strength MPa (psi × 103): 353 (51)
Young’s Modulus GPa: 330
Common Uses:
Electric Insulator used in Electronics, Pump Components & Automotive Sensors
96% Alumina is the most widely used composition of alumina that Elan Technology offers.
94% Alumina High CaO2
102-03
Density: 3.64
Flexural Strength MPa (psi × 103): 362 (52)
Young’s Modulus GPa: 300
Common Uses:
Electric Insulator used in Electronics, Pump Components & Automotive Sensors
94% Alumina Low CaO
102-02
Density: 3.63
Flexural Strength MPa (psi × 103): 364 (53)
Young’s Modulus GPa: 290
Common Uses:
Electric Insulator used in Electronics, Pump Components & Automotive Sensors
85% Alumina 14% SiO2
102-01
Density: 3.35
Flexural Strength MPa (psi × 103): 185 (27)
Young’s Modulus GPa: 245
Common Uses:
Electric Insulator used in Electronics, Pump Components & Automotive Sensors
Steatite
101-01
Density: 2.75
Flexural Strength MPa (psi × 103): 178 (26)
Young’s Modulus GPa: 111
Common Uses:
Insulators/Enclosures for Electrical Components
White Steatite
101-02
Density: 2.56
Flexural Strength MPa (psi × 103): 139 (29)
Young’s Modulus GPa: 97
Common Uses:
Insulators/Enclosures for Electrical Components
Low Loss Steatite
101-03
Density: 2.91
Flexural Strength MPa (psi × 103): 152 (22)
Young’s Modulus GPa: 113
Common Uses:
Insulators/Enclosures for Electrical Components
Cordierite
Density: 2.26-2.30
Flexural Strength MPa (psi × 103): 92 (13)
Young’s Modulus GPa: 220
Common Uses:
Appliances, Heating Element Supports, Refractory Supports (Ovens/Kilns) & Thermocouples
Yttria Partially Stabilized Zirconia
104-01
Density: 6.02
Flexural Strength MPa (psi × 103): 976 (142)
Young’s Modulus GPa: 220
Common Uses:
Pump Components, Cutting Instruments, Valves, Bearings & Filters