A cordierite-mullite column, also known as a cordierite-mullite post or pillar, is a structural component made from a combination of cordierite and mullite materials. Cordierite is a magnesium aluminum silicate (2MgO·2Al2O3·5SiO2), and mullite is an aluminum silicate (Al6Si2O13). The combination of these materials creates a column with excellent thermal shock resistance, high-temperature stability, and mechanical strength. Cordierite-mullite columns are commonly used in industries such as ceramics, metallurgy, and high-temperature applications where structural support is required. They are designed to withstand extreme temperatures and provide stability in various processes. These columns have high thermal stability and can withstand temperatures up to 1700°C (3092°F) or even higher. They have low thermal expansion coefficients, which means they can resist cracking or warping under rapid temperature changes. Cordierite-mullite columns also offer good mechanical strength, allowing them to support heavy loads and endure physical stresses in industrial applications. These columns are often used as structural supports in kilns, furnaces, reactors, and other equipment where high temperatures and harsh conditions are present. They provide stability and structural integrity to the overall system. Overall, cordierite-mullite columns are reliable structural components for high-temperature applications that require excellent thermal stability, resistance to thermal shock, mechanical strength, and stability during various processes.
Item | Value | |
Main Composition | Al2O3 (%) | ≥45 |
SiO2 (%) | ≤48 | |
Fe2O3 (%) | ≤1.2 | |
MgO (%) | ≥3 | |
Density (g/cm3) | 2 | |
Porosity (%) | 28 | |
Room Temperature Flexural Strength (MPa) | 7 | |
Refractoriness | ≥1390℃ | |
Density | ≥2.0g/cm3 | |
Application | Kiln furniture | |
Size OEM, ODM | Acceptable |