High-Purity Foam Alumina Ceramic Insulation Bricks, Furnace

High-purity alumina foam ceramic is an advanced porous ceramic material with an alumina purity exceeding 99.5%. Its porosity can be customized to specific requirements, ranging from 50% to 80%. Produced through an advanced foaming process, our foam ceramic products possess a unique porous structure that not only provides excellent thermal insulation and filtration properties, but also boasts high strength, high-temperature resistance, and corrosion resistance. These products are widely used in a variety of applications, including high-temperature kiln linings, aerospace thermal protection, and industrial high-temperature filtration.

Main characteristics

● Ultra-high temperature resistance (1900°C)
● Low thermal conductivity
● High purity (Al,O, ≥99.5%)
● Maintains excellent performance in air, pure oxygen, hydrogen, or other atmospheres
● High compressive strength
● Low shrinkage

Core advantages

● Extreme performance: Long-term stable operation at 1850°C, resistant to alkali metal corrosion, and zero powdering and flaking
● Ultra-purity guarantee: Na/K/Fe/Si impurity content ≤50ppm, ensuring a pollution-free sintering environment
● Energy saving and efficiency improvement: Lightweight construction reduces heat loss, resulting in an overall energy saving rate exceeding 30%
● Precision customization: Supports processing of any size within 420mm, with a tolerance of ±0.5mm

Application scenarios

●High-temperature kiln lining
●High-purity material sintering
●High-temperature microwave sintering equipment

Performance parameter: