Method for reinforcing 5G ceramic filter material to reduce cracking failure

The invention belongs to the technical field of ceramic materials, and particularly relates to a method for reinforcing a 5G ceramic filter material to reduce cracking failure. The 5G ceramic filter material comprises a ceramic material and necessary doping, the chemical general formula of the ceramic material is (1-x) MgTiO3-xCaTiO3, x is equal to 0.005-0.10, the ceramic material comprises one or more of Bi2O3, CuO, MnO2 and CoO, and the total weight percentage of various doping components does not exceed 3%. The trace doping components are used for adjusting the grain boundary characteristics of the ceramic, increasing the mechanical strength of the ceramic and improving the thermal shock resistance of the filter. 本发明属于陶瓷材料技术领域，具体涉及一种5G陶瓷滤波器材料增强以降低开裂失效的方法。一种5G陶瓷滤波器材料，该材料包括陶瓷材料和必要的掺杂，所述陶瓷材料的化学通式为：(1-x)MgTiO3-xCaTiO3，其中，x＝0.005-0.10，并包括掺杂为Bi2O3、CuO、MnO2、CoO中的一种或几种，各种掺杂成分总量重量百分比不超过3％。微量掺杂成分，用于调整陶瓷的晶界特性，增加陶瓷的机械强度，提高滤波器的抗热震性能。