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10 Cards in this Set
- Front
- Back
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What impression materials have the best tear strength?
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Polysulfides
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What impression materials have Poor Dimensional Stability?
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Condensation Silicones
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What impression materials are Very Rigid?
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Polyether
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What impression materials are the VERY BEST MOST ACCURATE IMPRESSION MATERIALS?
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ADDITION SILICONES
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What are the main disadvantages of alginates compared with rubber materials?
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Not as much surface detail
Require quick pour up |
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What are the impression material classifications?
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1. Rigid Impression Materials
2. Elastic Impression Materials ---a. Hydrocolloid ---b. Non-aqueous Elastomers |
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What are the different types of Non-aqueous Elastomers?
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1. Polysulfides
2. Condensation Silicones 3. Addition Silicones 4. Polyethers |
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What are the different types of Rigid Impression Materials?
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1. Impression dental compound
2. Impression plaster 3. Zinc-oxide eugenol |
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What is the Alginate Reaction?
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see above
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What will adding more water to the alginate do?
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More water = more flexibility
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