... be divided into three process: Raw material, molding, burning. Generally, refractory brick was molded by dry pressing. By means of mixing the ... the content of the Al2O3, it can bedivided into fireclay brick and high alumina brick. At present, we have passed the ISO9001:2000 ,CE ... customer’s drawingStandardGB/T 3995-2006,GB/T 3994-2005 Refractory Bricks,High Alumina Bricks