L7 : Impression Materials
Part 2
By
Nur Hazlina Mamat
Nor Riza Abdullah
Impression
Material
Elastic
Synthetic
Elastomers
Hydrocolloid
Non Elastic
Elastic Impression Materials
Reversible
(Agar)
Return to it’s origin
Conditioning bath
(First, second, third)
Irreversible...
Material
Polysulfide
impression
material
Polyether
impression
materials
Silicone
Polyvinyl
siloxane
impression
Materials
Bite Registration
Gyspsum : 1.
impression plaster
2. model or lab
plaster 3. lab stone
4. Die stone 5. high
strength Die s...
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Dental Material L7

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Transcript of "Dental Material L7"

  1. 1. L7 : Impression Materials Part 2 By Nur Hazlina Mamat Nor Riza Abdullah
  2. 2. Impression Material Elastic Synthetic Elastomers Hydrocolloid Non Elastic
  3. 3. Elastic Impression Materials Reversible (Agar) Return to it’s origin Conditioning bath (First, second, third) Irreversible (Alginate) can’t return to it’s origin Distortion & dimensional (Imbibition & synersis)
  4. 4. Material Polysulfide impression material Polyether impression materials Silicone Polyvinyl siloxane impression Materials
  5. 5. Bite Registration Gyspsum : 1. impression plaster 2. model or lab plaster 3. lab stone 4. Die stone 5. high strength Die stone Zinc oxide Eugenol (ZOE) (paste system)
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