All of the following are true about property of polymethyl methacrylate except:
Correct Answer: Tensile strength 29Mpa.
Description: It is a hard resin with a Knoop hardness number of la to 20 KHN.
It has a tensile strength approximately 60 MPa a density of 1.19 g/ cm3, and a modulus of elasticity of approximately 2.4 GPa.
It is chemically stable to heat below 125°C (About 260°F), softens at 125°C, and can be molded as a thermoplastic material.
Category:
Dental
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now