The relative hardness of elastomere is determined using________________?
Correct answer: D. Shore durometer
- A. Rockwell tester
- B. Barcol indenter
- C. Knoop pyramid
- D. Shore durometer
Explanation
Elastomer hardness is commonly measured with a Shore durometer, which uses an indenter to express the material’s resistance to penetration. Rockwell and Knoop instruments are mainly associated with harder materials such as metals or dental tissues.
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