蜂窝陶瓷

Low expansion ceramic-Introduction and application of cordierite ceramics

1.堇青石概述堇青石（Cordierite) (2MgO·2Al2O3·5SiO2)是1925年发现的，作为天然矿物只有少量地存在自然界。堇青石的热膨胀系数为2.9X10-6/℃。熔点约为1460℃,…

Basic knowledge of materials