Dental Materials

Mechanical Properties Of Dental Materials Stress: Force per unit area within a structure subjected to an external force on pressure. Shear stress: Ratio of force to the original cross-sectional area parallel to the direction of the force applied to a test specimen. Tensile stress: Ratio of tensile force to the original cross-sectional area perpendicular to the … [Read more...] about Mechanical Properties Of Dental Materials Notes

Dental Amalgam Question 1. Classify tooth-filling materials. Describe the composition and role of each ingredient of silver amalgam alloy.   Answer: Restorative materials: A restorative material is a material that substitutes the missing tooth structure and restores the form and function of the tooth. Classification of Tooth Filling Materials/Tooth Restorative … [Read more...] about Dental Amalgam Question And Answers

Dental Cement Question  1. Classify dental cement. Write composition, manipulation, and uses of zinc phosphate cement. Or Classify cement. Write composition, manipulation, and uses of zinc phosphate cement. Answer: Cement: Dental cement are materials of comparatively low strength substance that harden to act as a base, liner, filling material, or adhesive to bind devices … [Read more...] about Dental Cements Question And Answers

Dental Casting Alloys Question 1. Enumerate base metals used in dentistry. Describe the composition, advantages, and disadvantages of chromium-cobalt alloy as a denture base material. Answer: Base metals: These are non-noble metals. They are important components of dental casting alloys because of their influence on physical properties, control of amount, type of … [Read more...] about Dental Casting Alloys Question And Answers