Super Duty Hardbrick Refractory Brick 9" x 4.5" x 2.5"

Super Duty Hardbrick Refractory Brick 9" x 4.5" x 2.5"

Assay Furnace Linings

Backup insulation in aluminum electrolytic cells

Electrical kilns for industrial and hobby use

Backup insulation for blast furnace stove linings

Linings for carbonizing furnaces

Forge furnace linings

Heat transfer linings

Backup insulation for carbon baking furnaces