... 2.accurate dimension 3.high strength High alimina bricks for blast furnacesHigh alimina bricks for blast furnaces were mainly made from ... thermal equipment. Currently, it is mainly used for masonry furnace, stove, electric roof, ladle, cement kilns, glass kilns and chemical ... , this is also used for open-hearth furnace regenerator lattice bricks, pouring system using plug head , outlet switch andso on ...