Custom Thermal Insulation Fire Clay Brick Construction Industrial Furnace Bricks
AL2O3% (≥): 30-82 Fe2O3% (≤),%: 2.0-2.5 Refractoriness(SK): 30-40 Custom Thermal Insulation Fire Clay Brick Construction Industrial Furnace Bricks Features 1. Low bulk density, low thermal conductivity, good thermal insulation performance. 2. Refractory category allow direct contact of fire, Read More