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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 … إقرأ المزيد
Smelting of Pure Steel With the increase in the purity of steel and a variety of properties, تسريع تطوير الفولاذ عالي النقاء, زاد إنتاجها سنة بعد سنة. سابقًا, the development of high-purity steel … إقرأ المزيد
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 … إقرأ المزيد
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 … إقرأ المزيد
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 … إقرأ المزيد
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 … إقرأ المزيد
Refractory Silica Brick 01. Silica fire brick is an acid-refractory material, مع مقاومة جيدة لتآكل الخبث الحمضي, and load softening temperature of up to 1640 ~ 1670 ℃, the volume of long-term use at … إقرأ المزيد
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 … إقرأ المزيد
Lightweight refractories are refractories with low thermal conductivity and low heat capacity, also known as insulating refractories. Lightweight refractories are generally characterized by high porosity and low bulk density and are often referred to as … إقرأ المزيد
What Is Shaped Refractory Brick? Shaped refractory bricks, referred to as firebricks, can withstand various physical and chemical changes and mechanical effects at high temperatures. And shaped refractory bricks are refractory materials with certain shapes … إقرأ المزيد