-
Properties of silica bricks
2022-04-06The performance requirements of silica bricks and the appearance of silica bricks are stipulated in the standard as follows: cracks are allowed to cross one edge, and special-shaped and special-shaped bricks with a side width of less than 5··· -
Advantages of sillimanite refractory raw materials
2022-04-02What is sillimanite refractory?Sillimanite can be used to produce refractories, added to aluminum-silicon refractories as additives to improve their properties; they are used to prepare mullite.Sillimanite comes in a variety of colors, with··· -
Special magnesia brick, a solid heat storage material with good performance
2022-04-01The heat storage material is the main body of the heat storage device, and it is also one of the important factors affecting its heat storage and release performance. The parameters of thermal performance of different materials are differen··· -
What are the products of zircon refractory bricks?
2022-03-30The relative molecular mass of zirconia (ZrO2) is 123.2, the true density is 5.68g/cm3, the melting point is 2670°C, the Mohs hardness is 6.5 degrees, and the average linear expansion coefficient at 20~1000°C is 10×10-6/°C··· -
Silicon carbide mullite bricks
2022-01-10Silicon carbide mullite bricks, also called high wear-resistant refractory brick, is a refractory brick made of mullite, andalusite, silicon carbide and super-grade homogenized bauxite as the main raw materials, after mixing, high-pressure ··· -
High alumina brick products
2022-01-08High alumina brick products is a kind of refractory material, in which the content of Al2O3 reaches 55%~75%, and the refractoriness is above 1770℃. The refractoriness of high alumina bricks is higher than that of clay bricks and semi-silic··· -
High alumina brick products
2022-01-08High alumina brick products is a kind of refractory material, in which the content of Al2O3 reaches 55%~75%, and the refractoriness is above 1770℃. The refractoriness of high alumina bricks is higher than that of clay bricks and semi-silic··· -
Alumina grinding balls
2022-01-07Alumina grinding balls refers to the use of alumina powder as raw material, which is made by batching, grinding, pulverizing (pulping, mud making), molding, drying, firing and other processes. It is mainly used as a grinding medium and is w··· -
How to simply distinguish the quality of high alumina bricks?
2022-01-06In China, high alumina bricks are generally used in industrial kilns such as iron and steel, steelmaking, hot blast furnace, electric furnace top, blast furnace, reflection furnace and rotary kiln lining. They are mainly composed of high al··· -
Activated alumina ball
2022-01-04Activated alumina ball introduceAlso known as modern water purification activated alumina, the English name is Activated Alumina or Reactive alumina; activated alumin(I)um oxide. The use of alumina (AL2O3) in the catalyst is usually called ··· -
What is the main performance of magnesia carbon brick?
2021-12-30What is themain performance of magnesia carbon brick?The experience of using magnesia-carbon brick in converters, electric furnaces, and ladle shows that: due to its superior high temperature resistance, slag erosion resistance, and good th··· -
High alumina refractory ball
2021-12-29High-aluminum refractory balls are also called high-aluminum heat storage balls. High-aluminum refractory balls are made of high-alumina bauxite as the main refractory material, adding powder, additives, and binders, after proportioning, fo···