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Silicon brick has more than 94% silica content. The true density is 2.35g/cm3. It has anti-acid slag erosion performance. Higher high-temperature strength. Load softening start temperature 1620～1670℃. No deformation under high temperature for long-term use. … Read more
Refractory Fiber Refractory materials with a fiber structure are a new variety of highly efficient refractory materials. According to the phase composition divide it into glassy, microcrystalline-glass (Sitar silicon microcrystalline glass) and crystalline fibers (whiskers … Read more
Four kinds of heat-insulating refractory brick preparation methods, Which is the most promising? Thermal insulation refractory bricks are mainly realized by the large number of pores inside the material, and the formation of internal pores … Read more
Smelting of Pure Steel With the increase in the purity of steel and a variety of properties, accelerating the development of high-purity steel, its production increased year by year. Previously, the development of high-purity steel … Read more
Commonly Used Additives In Corundum Castables Additives, also known as admixtures, are used in refractories to regulate the phase composition, microstructure and improve properties. Additives can be categorized in several ways: According to their chemical … Read more
What Is Magnesium Sand? Magnesia sand classification, from the point of view of the production process of magnesia sand, is mainly divided into two kinds: one is electrofusion magnesia sand, and the other is sintered … Read more
In recent years the demand for magnesium carbon refractories is very large after the use of magnesium carbon bricks are previously treated as industrial waste disposal, not only waste of resources and pollution of the … Read more
What is Porous Ceramics? Porous ceramics is a kind of ceramic material that consists of numerous pores arranged in space in various ways. Porous ceramics according to the pore size can be divided into coarse … Read more
Refractory Silica Brick 01. Silica fire brick is an acid-refractory material, with good resistance to acid slag erosion, and load softening temperature of up to 1640 ~ 1670 ℃, the volume of long-term use at … Read more
Magnesium brick is more than 87% of the sintered magnesite as raw material, the products of magnesite as the main crystalline phase, as well as composite spinel, calcium-magnesium peridotite, magnesium peridotite, as well as a … Read more