| Category | Ceramic , Oxide , Aluminum Oxide |
| Manufacturer | Advanced Ceramics Limited |
| Trade Name | |
| Port | Shanghai port,China |
| Trade Terms | FOB, CFR, CIF |
| Payment Terms | L/C, T/T, Western Union |
| Download PDF | Advanced Ceramics ACL 1091 (C-799) Alumina.pdf |
| Price | EMAIL US sales@lookpolymers.com |
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Density | >= 3.90 g/cc | >= 0.141 lb/in³ | |
| Open Porosity | 0.0 % | 0.0 % |
| Mechanical Properties | Metric | English | Comments |
|---|---|---|---|
| Hardness, Rockwell 45 N | 81 | 81 | |
| Modulus of Elasticity | 350 GPa | 50800 ksi | |
| Shear Strength | >= 310 MPa @Temperature 20.0 °C |
>= 45000 psi @Temperature 68.0 °F |
Cross Breaking Strength |
| Thermal Properties | Metric | English | Comments |
|---|---|---|---|
| CTE, linear | 7.10 µm/m-°C @Temperature 20.0 - 200 °C |
3.94 µin/in-°F @Temperature 68.0 - 392 °F |
|
| 8.20 µm/m-°C @Temperature 20.0 - 800 °C |
4.56 µin/in-°F @Temperature 68.0 - 1470 °F |
||
| Thermal Conductivity | >= 25.0 W/m-K | >= 174 BTU-in/hr-ft²-°F | |
| Maximum Service Temperature, Air | 975 °C | 1790 °F | Te Value Tk1 |
| 1450 °C | 2640 °F | Deflection temperature; No load indicated. |
| Electrical Properties | Metric | English | Comments |
|---|---|---|---|
| Volume Resistivity | >= 1.00e+17 ohm-cm @Temperature 20.0 °C |
>= 1.00e+17 ohm-cm @Temperature 68.0 °F |
|
| Dielectric Constant | 9.6 @Frequency 1e+7 Hz |
9.6 @Frequency 1e+7 Hz |
|
| 9.6 @Frequency 1e+9 Hz |
9.6 @Frequency 1e+9 Hz |
||
| 9.69 @Frequency 9.63e+9 Hz |
9.69 @Frequency 9.63e+9 Hz |
||
| Dielectric Strength | 31.0 kV/mm @Thickness 0.500 mm |
787 kV/in @Thickness 0.0197 in |
|
| Dissipation Factor | <= 0.00020 @Frequency 9.63e+9 Hz |
<= 0.00020 @Frequency 9.63e+9 Hz |
| Descriptive Properties | Value | Comments |
|---|---|---|
| Grain Size | 3-10 µm |