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A platform for research: civil engineering, architecture and urbanism
The invention discloses a high-temperature refractory material and a preparation method thereof.The preparation method comprises the steps that firstly, an Al-TiO2 compound, calcium oxide and graphite serve as main raw materials, compression molding is conducted, heat treatment is conducted in the nitrogen atmosphere, a green body is obtained, finally, the green body is subjected to fumigation treatment, partial decarburization treatment and heat treatment again through red phosphorus combustion, and the high-temperature refractory material is obtained. The refractory material has excellent high temperature resistance and slag corrosion resistance, can meet the use requirements in a high-temperature environment, and prolongs the service life of the refractory material.
本发明公开了一种高温耐火材料及其制备方法，先以Al‑TiO2复合物、氧化钙、石墨为主要原料，经压制成型，在氮气气氛下进行热处理，得到坯体，最后将坯体通过红磷燃烧进行熏蒸处理，部分脱碳处理，再次热处理即得。该耐火材料具有优异的耐高温性和耐熔渣侵蚀性能，可以满足高温环境的使用需求，提高耐火材料的使用寿命。
The invention discloses a high-temperature refractory material and a preparation method thereof.The preparation method comprises the steps that firstly, an Al-TiO2 compound, calcium oxide and graphite serve as main raw materials, compression molding is conducted, heat treatment is conducted in the nitrogen atmosphere, a green body is obtained, finally, the green body is subjected to fumigation treatment, partial decarburization treatment and heat treatment again through red phosphorus combustion, and the high-temperature refractory material is obtained. The refractory material has excellent high temperature resistance and slag corrosion resistance, can meet the use requirements in a high-temperature environment, and prolongs the service life of the refractory material.
本发明公开了一种高温耐火材料及其制备方法，先以Al‑TiO2复合物、氧化钙、石墨为主要原料，经压制成型，在氮气气氛下进行热处理，得到坯体，最后将坯体通过红磷燃烧进行熏蒸处理，部分脱碳处理，再次热处理即得。该耐火材料具有优异的耐高温性和耐熔渣侵蚀性能，可以满足高温环境的使用需求，提高耐火材料的使用寿命。
High-temperature refractory material and preparation method thereof
| European Patent Office | 2021
| European Patent Office | 2022