Setting Expansion in Gypsum Products
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Questions and Answers

Which type of setting expansion is not mentioned in the text?

  • Crystallization mechanism
  • Normal setting expansion
  • Hygroscopic setting expansion
  • Expansion of the mass (correct)

    • What is the cause of the expansion of the mass during the change from hemihydrate to dihydrate?

  • Type of gypsum product
  • Accurate cast
  • Water mixing
  • Crystallization mechanism (correct)

    • Why is setting expansion important?

  • To detect expansion
  • To change from hemihydrate to dihydrate
  • To mix with water
  • To result in an accurate cast (correct)

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