磷酸盐包埋料被引量：2

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摘要合金铸造修复中，铸金的收缩补偿，主要依赖各种包埋料的膨胀。目前广泛使用的有石膏系，磷酸盐系和硅酸乙酯系包埋料。石膏结合系包埋料在加热到700℃以上时，石音分解放出SO2污染铸金．产生坚固的粘连，同时由于气体的逸出包埋料收缩，铸件的精度降低。

作者张德贵程祥荣

机构地区湖北医科大学口腔医学院

出处《口腔材料器械杂志》 1994年第3期121-124,共4页 Chinese Journal of Dental Materials and Devices

关键词包埋料粘连修复依赖石膏收缩补偿降低磷酸盐硅酸乙酯加热

同被引文献16

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口腔材料器械杂志

1994年第3期

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