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Chapter 9- Gypsum Materials

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
show A. directly  
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show D. potassium sulfate and borax  
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show D. improved stone  
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The final setting time for gypsum products typically is: A. 10-30 min B. 30-45 min C. 45-90 min D. 90-120 min   show
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show B. 14-15 ml  
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show C. study models  
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Decreasing the setting time of a dental material results in a product that: A. will set faster B. will set slower C. does not effect the setting time D. enhances the properties   show
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The weakest gypsum product is: A. improved stone B. dental stone C. plaster D. die stone   show
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show B. dry strength  
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The best way to mix gypsum products is to: A. "eyeball" the amount of powder added to water B. add water to the powder C. add powder to the water D. add powder and water to bowl simultaneously   show
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show D. attempt to penetrate the material with the metal spatula  
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show A. the material sets slower  
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Created by: daisenmurray
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