Semisilica brick, clay brick, high alumina brick and what is the difference?

Chrome Magnesite Refractory Thermal Expansion Aluminum Angle Iron Stainless Steel Ladle Ap Stainless Steel Stainless Steel Ap Aluminum Foil Baked Chicken Tinplate Pizza Baked Tilapia Aluminum Foil Baked Fish Aluminum Foil High Temperature Plastic Second Hand Garden Sheds Cinder Block Building Brick Cement Masonry Brick Wall Stone And Brick Masonry Trapezoidal Refractory Fireclay Brick Vesuvius Refractory Low Weight Bricks Physical Properties Of Corundum Rhi Refractories