company news about The market of high alumina insulating refractory brick has undergone a fundamental change

The past 20 years, the market of high alumina insulating refractory brick has undergone a fundamental change, as China continues to increase openness and growing awareness of energy conservation, the business needs of high alumina insulating refractory continues increase on the product in terms of getting the material to high purity, low iron development of new varieties. In addition, the influx of foreign products, the domestic high alumina insulating refractory brick are different to use standard and grade.