Which of the following is true of the double-pour method for fabricating and trimming diagnostic/working casts?
A) After the impression is poured, the remaining material is used for the base.
B) The material in the inverted impression may slump away from the impression, causing distortion of the cast or trapping or air voids.
C) This technique involves two separate mixes.
D) One mix of gypsum is produced to pour the anatomic and art portions of the cast.
Correct Answer:
Verified
Q1: For regular-set gypsum products,the initial set occurs
Q4: An increase in the recommended water-to-powder ratio
Q10: When proportioning gypsum products,the water should be
Q16: Loss of gloss indicates that freshly mixed
Q17:
Q20: Increased porosity of the gypsum particles makes
Q22: The _ water is mixed with the
Q24: List and describe the use of the
Q24: Manufacturers recommend that models be pulled:
A) about
Q29: Match the items with the correct description
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents