Insulating Firebrick

TK Series Insulating Bricks are lightweight Insulating Firebrick. Insulating Firebricks are used for hot surface and back-up lining insulation, and it has a characteristic of light weight, low thermal conductivity, low heat storage, small reheat shrinkage, high thermal stability and suitable for superior resistance to reductive atmosphere. It is used as hot face lining and backup lining under high temperature 800°C~1600°C.