Category | Ceramic , Oxide , Aluminum Oxide |
Manufacturer | CeramTec North America |
Trade Name | |
Port | Ningbo port,China |
Trade Terms | FOB, CFR, CIF |
Payment Terms | L/C, T/T, Western Union |
Download PDF | CeramTec Rubalit® 708 HP Alumina, 96% (High Performance).pdf |
Price | EMAIL US sales@lookpolymers.com |
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 3.78 g/cc | 0.137 lb/in³ | DIN EN 993: part 2 |
Water Absorption | 0.00 % | 0.00 % | ASTM C373-88 |
Particle Size | 3.0 - 5.0 µm | 3.0 - 5.0 µm | Medium Grain (d50) |
Mechanical Properties | Metric | English | Comments |
---|---|---|---|
Modulus of Elasticity | 340 GPa | 49300 ksi | DIN V ENV 843-2 |
Flexural Strength | 500 MPa | 72500 psi | Bending Strength; Double-Ring (40 mm / 20 mm / 0.63 mm); DIN EN 1288 |
Thermal Properties | Metric | English | Comments |
---|---|---|---|
CTE, linear | 6.80 µm/m-°C @Temperature 20.0 - 300 °C |
3.78 µin/in-°F @Temperature 68.0 - 572 °F |
DIN 51045 |
7.30 µm/m-°C @Temperature 20.0 - 600 °C |
4.06 µin/in-°F @Temperature 68.0 - 1110 °F |
DIN 51045 | |
8.00 µm/m-°C @Temperature 20.0 - 1000 °C |
4.44 µin/in-°F @Temperature 68.0 - 1830 °F |
DIN 51045 | |
Specific Heat Capacity | 0.780 J/g-°C | 0.186 BTU/lb-°F | ASTM-E1269 |
Thermal Conductivity | 24.0 W/m-K | 167 BTU-in/hr-ft²-°F | DIN EN 821: part 2; Laserflash |
Component Elements Properties | Metric | English | Comments |
---|---|---|---|
Al2O3 | 96 % | 96 % |
Electrical Properties | Metric | English | Comments |
---|---|---|---|
Volume Resistivity | 1.00e+8 ohm-cm @Temperature 600 °C |
1.00e+8 ohm-cm @Temperature 1110 °F |
IEC 345 |
1.00e+11 ohm-cm @Temperature 400 °C |
1.00e+11 ohm-cm @Temperature 752 °F |
IEC 345 | |
1.00e+12 ohm-cm @Temperature 200 °C |
1.00e+12 ohm-cm @Temperature 392 °F |
IEC 345 | |
1.00e+13 ohm-cm @Temperature 20.0 °C |
1.00e+13 ohm-cm @Temperature 68.0 °F |
IEC 345 | |
Dielectric Constant | 9.8 @Frequency 1.00e+6 Hz |
9.8 @Frequency 1.00e+6 Hz |
IEC 250 |
9.9 @Frequency 1.00e+9 Hz |
9.9 @Frequency 1.00e+9 Hz |
IEC 250 | |
Dielectric Breakdown | >= 6250 V @Thickness 0.250 mm |
>= 6250 V @Thickness 0.00984 in |
DIN EN 60243 |
>= 10000 V @Thickness 0.500 mm |
>= 10000 V @Thickness 0.0197 in |
DIN EN 60243 |
Descriptive Properties | Value | Comments |
---|---|---|
Color | White | |
Ra = Arithmetic Mean Roughness Value (µm) | Profilometer (cutoff 0.8 mm); DIN ISO 4287 |