FIT OF PORCELAIN FUSED-TO-METAL CROWN AND BRIDGE CASTINGS

被引:34
作者
EDEN, GT
FRANKLIN, OM
POWELL, JM
OHTA, Y
DICKSON, G
机构
[1] AICHI GAIKUIN UNIV,NAGOYA,JAPAN
[2] USN,NATL DENT CTR,WASHINGTON,DC
[3] USAF,WASHINGTON,DC 20306
[4] NBS,DENT & MED MAT SECT,WASHINGTON,DC 20234
关键词
D O I
10.1177/00220345790580120501
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
The dimensional accuracy of porcelain fused to metal crown and bridge castings was determined on truncated cone-shaped steel dies. Ni-Cr castings produced in manufacturers’ laboratories were consistently undersize, while precious metal castings were consistently oversize. Ni-Cr castings, produced in NBS laboratories using a modified investing technique, were routinely oversize. © 1979, SAGE Publications. All rights reserved.
引用
收藏
页码:2360 / 2368
页数:9
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