The science subject “research and supply of high purity andalusite brick used in high temperature long-life air stove” has been appraised in Zhengzhou, all experts acclaimed that the main performance of product achieved or exceeded international advanced level and this product filled up national vacancy of andalusite products.
Pre-assembling of high purity andalusite brick
The product which is adopted all high purity andalusite and made by strict burned technique can satisfy the high-efficiency and long-life request of air stove. The typical product is high purity andalusite brick which has high temperature of deformation under load, low creep, good thermal shock resistance and high strength. This product is used in air stove of BaoSteel Group Co., Ltd, Laiwu Iron & Steel incorporation, Xuan hua I/S Group Co., Ltd, Jinan Iron & Steel incorporation and export in Japan, Italy and Brazil. The result showed that the application was very good and all designed parameters are achieved.
Performance index (typical values)：
