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无机材料学报 2003
Preparation of Machinable Zirconia Ceramics as a Dental Prosthetic Material
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Abstract:
通过控制CaO_2-Al_2O_3-SiO_2硅酸盐玻璃粉体,在1300℃低温下液相烧结获得热膨胀系数在7.19×106/℃和8.15×10-6/℃范围内,与修复体饰瓷相近,其强度在340~360MPa,韧性在2.7~3.5 MPa·mI/2,可切削性与In-Ceram相当的氧化锆陶瓷牙科修复体.