Tear strength for impression material is highest for__________?

Correct answer: C. Polysulfide

  • A. Condensation silicone
  • B. Alginate
  • C. Polysulfide
  • D. Addition silicone

Explanation

Polysulfide has the greatest tear strength among the common elastomeric impression materials, making it more resistant to tearing in thin interproximal areas. Alginate is much weaker, while silicones generally have lower tear resistance.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated
Report an error

The more specific you are, the faster it gets fixed. A source beats an opinion.

Prefer email? support@testustad.com

Practise Impression Materials

102 free Impression Materials MCQs from Dental Materials, each with the correct answer and an explanation. Unlimited attempts, no account needed.

Exams that ask Dental Materials questions like this

Dental Materials is on this paper prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for it.

More Impression Materials questions