Refractories for converters
Magnesia carbon bricks for converters.
Impact area repair material (large fabric): fused magnesia, sintered magnesia + asphalt + binder.
Trunnion gunning material: magnesia + slaked lime + water, high-pressure air gunning, one for several furnaces.
Tap repair material: magnesia + resin.
Magnesium ramming material for furnace mouth: magnesia + chrome green.
Refractories for electric furnaces
Electric furnace cover: high alumina, mullite, corundum, chromium corundum castable.
Main furnace wall of electric furnace: directly combined with magnesia chrome bricks, pre-reacted magnesia chrome bricks and magnesia bricks
Slag lines and hot spots: oil-immersed magnesia bricks, direct bonded magnesia chrome bricks, fused cast magnesia chrome bricks, magnesia carbon bricks
Furnace bottom insulation layer: a layer of asbestos board, topped with diatomaceous earth powder, and flat-lay insulation bricks on top
Permanent floor of the furnace bottom: staggered masonry such as fired magnesia bricks, asphalt combined with magnesia bricks, etc.
Furnace bottom working layer: knotted furnace bottom: magnesia + asphalt, tar, magnesia-calcium iron sand; masonry furnace bottom: asphalt combined with magnesia bricks, brine combined with magnesia bricks
Steel tap: high-strength magnesia carbon brick, Al2O3-SiC-C brick