The material of silica brick is quartzite as raw material, with the participation of a few mineralizers. Fired at high temperature, its mineral composition is composed of tridymite, cristobalite and glassy composition at···

1. Thermal insulation performance: The thermal conductivity of lightweight bricks is generally 0.2-0.4, while the thermal conductivity of heavy bricks is above 1.0. It can be concluded that the thermal insulation perform···

Lightweight refractory brick is a kind of thermal insulation refractory material, which refers to the refractory brick with high porosity, low bulk density and low thermal conductivity. Lightweight refractory bricks are ···

Silica brick is a refractory material with a SiO2 content of more than 93%. It is made of quartzite (silica) as raw material, crushed to a suitable particle size, and then an appropriate amount of binder (such as lime mi···

1. Mullite lightweight castable is a refractory castable made of porous mullite aggregate as raw material, plus fine powder and additives. The critical particle size of mullite aggregate is 12mm; the long-term use temper···

Using synthetic mullite and fused white corundum as raw materials, and using Suzhou soil as a binder, mullite corundum bricks for electric furnace tops can be manufactured.The synthetic mullite is crushed to <4mm as a···

Operation of New Top-Fired Silica Brick Hot Air Furnace OvenThe 3# hot blast stove oven uses mixed gas as the combustion medium and compressed air as the combustion-supporting medium. It is planned to start the oven at 1···

Classification of magnesia refractory bricks(1) Ordinary magnesia bricks can withstand high temperature heat load, fluid flow impact and chemical erosion of molten steel and strong alkaline slag. Therefore, the lining of···

Raw materials for mullite lightweight castablesThe lightweight mullite castable is made of high-quality porous mullite aggregate, pure calcium aluminate cement, mullite micropowder, alumina micropowder, and silica microp···

Brick repair furnace is a furnace protection method with low cost and short sintering cycle, that is, after the steel is discharged from the converter, no slag or less slag is poured, and the residual bricks of the ladle···