Restorative Dentistry and Endodontics
- Volume 5 Issue 1
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- Pages.41-46
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- 1979
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- 2234-7658(pISSN)
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- 2234-7666(eISSN)
A STUDY OF COMPRESSIVE STRENGTH OF PIN SUPPORTED RESTORATIONS
핀 수복물의 압축강도에 대한 실험적 연구
- Lee, Han-Ryong (Department of Operative Dentistry, Dental College, Yonse, University) ;
- Lee, Chung-Suck (Department of Operative Dentistry, Dental College, Yonse, University) ;
- Choi, Sung-Keun (Department of Operative Dentistry, Dental College, Yonse, University)
- Published : 1979.12.31
Abstract
Silver amalgam has superior mechanical and physical properties, therefore it has been widely used in dental clinics. But we have found the silver amalgam failures frequently, its important reasons are fracture, fallen-out, tarnish, corosion and secondary caries etc. The author studied the compressive strength of silver amalgam. The author made the standardized specimen, prepared the Black's Class II cavity on chromecobalt alloy, and placed the three types of Unitek
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