采用烧结法制备含有不同质量分数氟磷灰石(FAP)的二硅酸锂(LD)微晶玻璃，研究了不同质量分数的氟磷灰石对二硅酸锂微晶玻璃物相、显微结构、抗压强度及显微硬度的影响。结果表明：样品的主晶相为LD和FAP，LD晶体均呈棒状，交错排列，形成互锁显微结构。随着FAP质量分数的增加，LD晶体长大，晶体的数量减少，长径比增大，样品的抗压强度先增大后减小，显微硬度逐渐增大。当FAP含量为20%时，晶粒分布均匀，长径比适中，具有优良的互锁结构；其抗压强度和显微硬度分别为737 MPa和676，可用于牙齿修复材料。

 

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