Cement board for thermal insulation at 350 °C
Polyimide fiber panel with Cogemicanite sheets on both sides , 288 °C working temperature
Muscovite mica and silicone resin board for thermal and electrical insulation at 500 °C
Desmoked phlogopite mica board
Fiber glass with high temperature epoxy resin board for working temperature 240 °C up to 280°C