دراسة الخواص الميكانيكية لحشوة الاسنان فضة قصدير والمحضرة محلياً
الكلمات المفتاحية:
حشوة الاسنان، فضة-قصدير، الخواص الميكانيكيةالملخص
Five alloys (Silver-tin), which are used as a dental amalgam were prepared locally under vacuum. These alloys are tested according to the standard American specification (A.D.A.No1). The mechanical tests are, Tensile, compression and micro hardness. These tests are done after one hour and seven days after solidification. The conclusion remarks as follows:1- The increase of copper percentage gives increasing in the above mechanical properties.2- The presence of indium element will reduce the tensile and compressive strength.
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