2014年7月25日星期五

2014 the development trend of refractory castable

According to the latest survey shows this year, this year China’s refractory castable and iron and steel industry still has a close relationship, in recent years due to the increasing demand of refractory material, refractory castable with the development needs of various industries, but also in the growth and development of several materials, from the previous simple, unshaped refractorynow have as many as a dozen species, contains many high technology content castable my factory production, with the continuous development of industry, the requirements of the refractory industry castable and in a one point one point increase, more is the cost of life, there are some productivity, efficiency and environmental protection considerations.
Now all refractory materials mixture nowadays, namely, coarse, fine and ultrafine particles, make the best of matrix. In this case, the flint and silica powder (powder) instead of clay, greatly improved the performance of high alumina brick. Changes in the mixture of the porosity decreased from 21.1% to 13.2%, the strength is increased from 6.4MPa to 28.3MPa. MgO-C refractories. MgO-C products have great market. Therefore, it is necessary to understand the material (for example, MgO, graphite, carbon, metal additives, binder) and performance (e.g., high temperature strength, oxidation resistance, slag corrosion resistance, thermal shock resistance, thermal conductivity, castableelastic modulus). These products can be regarded as composite material development and design of complex, can provide multi functional components. This kind of technique to develop brick lining parts suitable for different applications. By 2015, the major energy consuming equipment energy efficiency levels reached a level, the comprehensive energy consumption of the main products of the 20% lower than in 2010, sulfur dioxide, nitrogen oxide emissions than in 2010 fell more than 8% and 10%, the used refractories recycling rate of not less than 50%. By 2020, the used refractory materials recycling rate is higher than 75%.
In the industrial developed today more demand we are purity, the quality of raw material, high purity refractory castable produced by our factory not only in purity is improved, and the cost is also reduced a lot, so in recent years of my factory refractory material demand is also increasing.

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