铅基压电陶瓷承烧板的制备及其性能
发布时间：2018-11-15 21:56
【摘要】：采用低膨胀相材料、化学稳定性强的基相材料及其它辅助相材料为主要原料,采用压力注浆成型,自然干燥,常压烧结工艺制备铅基压电陶瓷承烧板。研究晶相组成、显微结构对烧银承烧板使用寿命的影响。结果表明:在最佳工艺条件下可制备热膨胀系数α_((室温~800℃))=2.81×10~(-6)℃~(-1),抗弯强度151.6 MPa,抗热震性△T≥400℃不裂的陶瓷承烧器具,用作铅基压电陶瓷被银后烧银(700~850℃)承烧板,其使用寿命超过150次。
[Abstract]:Lead based piezoelectric ceramic sintered plate was prepared by pressure grouting, natural drying and sintering under normal pressure by using low expansion phase material, base phase material with strong chemical stability and other auxiliary phase materials as main raw materials. The effect of crystal phase composition and microstructure on the service life of silver bearing board was studied. The results show that the ceramic sintering apparatus with thermal expansion coefficient 伪 _ (room temperature ~ 800 鈩，
本文编号：2334507
[Abstract]:Lead based piezoelectric ceramic sintered plate was prepared by pressure grouting, natural drying and sintering under normal pressure by using low expansion phase material, base phase material with strong chemical stability and other auxiliary phase materials as main raw materials. The effect of crystal phase composition and microstructure on the service life of silver bearing board was studied. The results show that the ceramic sintering apparatus with thermal expansion coefficient 伪 _ (room temperature ~ 800 鈩，
本文编号：2334507
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