What is the principal advantage of phosphate bonded investment (PBI) over gypsum bonded investment (GBI) ?
A) More stability at higher temperatures
B) Stronger
C) Less setting expansion
D) Faster reacting
E) Lower cost
Correct Answer:
Verified
Q40: Which restorative material is most often substituted
Q41: Why does die stone require less water
Q42: What ions on tooth structure permit glass
Q43: Which application typically requires the strongest gypsum
Q44: In high-gold casting alloys, which element produces
Q46: How much "water of reaction" is required
Q47: What is the karatage of an alloy
Q48: What is the chemical composition of gypsum
Q49: Why should molten wax application onto dies
Q50: What pattern does the fluoride-release from glass
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