Filter by
Nonporous Alumina Ceramic Sheets and Bars
- Color: White
- Max. Temperature: See table
- Fabrication: Fired
- Electrical Properties: 4 1/2" × 4 1/2" sheets are electrical insulating
- Dielectric Strength: See table
- Porosity: See table
- Compressive Strength: 300,000 psi
Seal out air and gas in high-temperature and high-wear applications. This ultrahard ceramic can also be used in applications that require superior strength.
For technical drawings and 3-D models, click on a part number.
Sheets
Thick. | Thick. Tolerance | Wd. | Lg. | Max. Temperature, °F | Dielectric Strength, V/mil | Porosity | Each | |
0.010" | -0.001" to 0.001" | 4 1/2" | 4 1/2" | 3100° | 250 | Not Rated | 0000000 | 000000 |
0.015" | -0.002" to 0.002" | 4 1/2" | 4 1/2" | 2910° | 210 | 13% | 0000000 | 00000 |
0.020" | -0.002" to 0.002" | 4 1/2" | 4 1/2" | 2910° | 210 | 13% | 0000000 | 00000 |
0.025" | -0.006" to 0.006" | 4 1/2" | 4 1/2" | 3100° | 250 | Not Rated | 0000000 | 00000 |
0.030" | -0.003" to 0.003" | 4 1/2" | 4 1/2" | 2910° | 210 | 13% | 0000000 | 00000 |
0.035" | -0.004" to 0.004" | 4 1/2" | 4 1/2" | 2910° | 210 | 13% | 0000000 | 00000 |
0.040" | -0.004" to 0.004" | 4 1/2" | 4 1/2" | 2910° | 210 | 13% | 0000000 | 00000 |
0.060" | -0.002" to 0.002" | 4 1/2" | 4 1/2" | 3100° | 250 | Not Rated | 0000000 | 000000 |
0.080" | -0.002" to 0.002" | 4 1/2" | 4 1/2" | 3100° | 250 | Not Rated | 0000000 | 000000 |
0.100" | -0.008" to 0.008" | 4 1/2" | 4 1/2" | 3100° | 250 | Not Rated | 0000000 | 000000 |
Ultra-High-Temperature Easy-to-Machine Alumina Ceramic Sheets
- Color: White
- Max. Temperature: 3000° F
- Fabrication: Fired
- Porosity: 48%
- Compressive Strength: 4,350 psi
Commonly used in induction furnace components and hot glass handling, this alumina ceramic withstands higher temperatures than alumina-bisque ceramic. The 99% alumina content makes it suitable for high-vacuum applications. It has excellent machinability. Material comes fired and is unaffected by water.
For technical drawings and 3-D models, click on a part number.
3" × 3" | 6" × 6" | 12" × 12" | 24" × 24" | ||||||
---|---|---|---|---|---|---|---|---|---|
Thick. | Thick. Tolerance | Each | Each | Each | Each | ||||
1/32" | -0.020" to 0.020" | 00000000 | 000000 | 00000000 | 000000 | 00000000 | 0000000 | 000000 | 00 |
1/16" | -0.020" to 0.020" | 00000000 | 00000 | 0000000 | 000000 | 00000000 | 000000 | 00000000 | 0000000 |
1/8" | -0.035" to 0.035" | 00000000 | 00000 | 0000000 | 000000 | 00000000 | 000000 | 00000000 | 000000 |
3/16" | -0.040" to 0.040" | 00000000 | 00000 | 000000 | 000000 | 00000000 | 000000 | 00000000 | 00000000 |
1/4" | -0.050" to 0.050" | 00000000 | 00000 | 0000000 | 000000 | 00000000 | 000000 | 00000000 | 00000000 |
1/2" | -0.065" to 0.065" | 00000000 | 000000 | 0000000 | 000000 | 00000000 | 000000 | 00000000 | 00000000 |