What typical density levels are obtained in sintered ceramic

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Reference no: EM131275930

1. What typical density levels are obtained in sintered ceramics?

2. What do the terms ‘‘apparent porosity'' and ‘‘true porosity'' of ceramics mean?

3. The specific gravity of Al₂O₃ is 3.96 g/cm³. A ceramic part is produced by sintering alumina powder. It weighs 80 g when dry, 92 g after it has soaked in water, and 58 g when suspended in water. Calculate the apparent porosity, the true porosity, and the closed pores.

Reference no: EM131275930

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