报道了一种用于氧化物电子陶瓷微波烧结的保温体材料MgAl2O4-LaCrO3的研究和应用情况.该保温材料解决了许多氧化物电子陶瓷在微波烧结过程中易发生的热应力开裂问题并同时具有使样品均匀烧结成瓷的作用.现已成功地应用该保温体对CoMnNiO系NTC热敏材料,BaTiO3系PTC材料,ZnO掺杂系电压敏材料,LaCrO3基复合材料等氧化物电子陶瓷进行了微波烧结,烧结样品无热应力开裂并成瓷均匀致密.适用的氧化物电子陶瓷微波烧结温度区间最高可至1600°C.
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