Hotblox B323a Material for use in high temperature structural applications or durable thermal protection applications with dielectric properties desirable for radome and antenna applications. Key Material Characteristics: Efficient near net shape production of complex parts Dielectric properties suitable for applications requiring radar transparency such as radomes High maximum use temperature Key Tests Performed: Heat flux of 350 W/cm² for 120 seconds during a LHMEL test at Wright Patterson Air Force base Mach 7 wind tunnel test at NASA Langley Currently part of the Materials International Space Station Experiment 6 (MISSE) Selected for MISSE 7 Hotblox SiC ATC is developing Hotblox SiC for armor, high wear, and high temperature applications. Key Material Characteristics: Complex shapes can be formed efficiently by injection or compression molding Key Tests Performed: Under development Hotblox Silicon Nitride Future expansion of Hotblox technology to efficient forming of silicon nitride.