An invested wax pattern is allowed to set for at least _____ before burnout.
A) 10 minutes
B) 45 minutes
C) 12 hours
D) 24 hours
E) 1 week
Correct Answer:
Verified
Q4: Following removal of a ring from the
Q6: Which of the following sequences describing the
Q8: To prevent premature freezing in the sprue
Q12: Before investing,a surfactant may be used to:
A)
Q13: A casting alloy is heated in a
Q17: Which of the following statements is(are) true
Q18: Most casting is done:
A) by press molding.
B)
Q20: The investment material is _; the wax
Q21: The blowtorch used to heat casting alloys:
A)
Q22: Investment is retained in a _ while
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