An impression with elastomer in custom tray has been taken for crown preparation; it will be two days before the impression gets to the laboratory for construction of the crown. Which impression material is preferred? A. Polyether B. Thiokol or meraptan rubber C. Condensation silicone D. Vinyl polysiloxane

An impression with elastomer in custom tray has been taken for crown preparation; it will be two  days before the impression gets to the laboratory for construction of the crown. Which  impression material is preferred?
A. Polyether
B. Thiokol or meraptan rubber  
C. Condensation silicone
D. Vinyl polysiloxane
by

1 Answer

Answer :

D. Vinyl polysiloxane
by

Related questions

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Which of the following is true regarding preparation of custom tray for elastomeric impression: a. Adhesive is preferred over perforation. b. Perforation provides adequate retention c. Adhesive is applied immediately before procedure d. Perforations are not made in the area over the prepared tooth .

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Last Answer : a. Adhesive is preferred over perforation.

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