As per DNA No. 25, minimum amount of setting expansion required for type V gypsum products_______________?
Correct answer: B. 0.10
- A. 0.05
- B. 0.10
- C. 0.15
- D. 0.20
Explanation
ADA Specification No. 25 places the minimum setting expansion of Type V gypsum at 0.10%. Type V is designed to combine high strength with increased expansion to compensate for casting shrinkage.
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