Please be aware orders placed now will not arrive in time for Christmas, please check delivery times.
KT Refractories Alumina Bubble Brick KIB-180.
Alumina Bubble Bricks are for applications up to 1800°C/3270°F. These bricks have excellent insulating properties and high hot strengths. Bubble alumina bricks are made with tiny hollow insulating spheres made from high-purity alumina (also called bubble alumina).