Which of the following is correct about phosphate-bonded investments?
A) Use a silica refractory
B) Use a gypsum investment binder
C) Are used for ceramic-alloy restorations
D) Both A and C
E) Both B and C
Correct Answer:
Verified
Q1: Depending on _, the required temperature of
Q2: What is the purpose of the sprue?
A)
Q3: If molten alloy was cast into a
Q4: Following removal of a ring from the
Q6: Which of the following sequences describing the
Q7: What method is used to inject the
Q8: To prevent premature freezing in the sprue
Q9: What regulates the amount of thermal expansion
Q10: The total expansion of the investment is
Q11: An invested wax pattern should set for
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