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Uses of re-burned magnesia, high-purity magnesia, mid-range magnesia, and fused magnesia

2021-03-04 09:58:04
Times

Supply of re-burned magnesia, mid-range magnesia, high-purity magnesia, fused magnesia, can be used to process various types of granular materials 0-1mm, 1-3mm, 3-5mm, 5-8mm, 8-15mm, etc., mesh materials 100 mesh, 180 mesh, 200 mesh, 320 mesh, etc. Light burned magnesia


The use of magnesia has attracted more and more attention with the development of the magnesia industry, and magnesia has become an important product in industrial production. Price of fused magnesia Understanding the use of magnesia is of great significance for the better development of the magnesia industry. Magnesium is a general term for products produced by high-temperature treatment of magnesia raw materials such as magnesite to the extent of sintering. Using high-temperature equipment such as shaft kilns, rotary kilns and other high-temperature equipment for one-step calcination or two-step calcination process, magnesia fired with natural magnesite as raw material is called sintered magnesia; magnesite, etc. are used as raw materials to be melted and cooled by electric arc furnace smelting The latter is called fused magnesia. Magnesia is one of the most important raw materials for refractory materials, used to make various magnesia bricks, magnesia alumina bricks, magnesia carbon bricks, ramming materials, and repairing materials. Containing more impurities, it is used to pave the bottom of steelmaking furnaces, etc. Magnesia can be divided into fused magnesia, mid-range magnesia, high-purity magnesia and re-burned magnesia.


Steelmaking light burnt magnesia ball


The reburned magnesia is made from natural magnesite ore and calcined in a high-temperature shaft kiln. The magnesium content is mgo80-93%. The purpose of burnt magnesia: raw materials for making bricks and producing unshaped refractory materials, and the finished products are used for steelmaking, electric furnace bottom and ramming furnace lining.

菱镁矿石

Fused magnesia is made by fusing selected special A-grade natural magnesite or high-purity light-burned magnesia particles in an electric arc furnace. The product has high purity, large crystal grains, compact structure, strong slag resistance, good thermal shock stability, and magnesium content of mgo93-98%. Therefore, the purpose of heavy fused magnesia is: it is an excellent high temperature Electrical insulation materials are also important raw materials for making high-grade magnesia bricks, magnesia carbon bricks and unshaped refractory materials.


Mid-grade magnesia is made of light-burned magnesia as raw material, produced by pressing ball, high-temperature shaft kiln calcination and other processes. The product has good sintering degree, dense crystals, and magnesium content of mgo-95%. The purpose of mid-range magnesia is: it is used to produce unshaped refractory materials such as magnesia bricks, mid-range magnesia bricks, magnesia castables, and is a high-quality raw material for magnesia refractory products.


High-purity magnesia is made by flotation and purification of natural super magnesite ore, which is lightly burned, finely ground, pressed ball, and calcined in ultra-high temperature oil shaft kiln. Magnesium content mgo96-97% high-purity magnesia is used as an ideal raw material for high-grade magnesia refractory materials such as magnesia bricks, magnesia bricks, magnesia carbon bricks, ramming materials for tundish, and magnesia castables.


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