Dental Casting Defects - Dental Materials

Due to errors in casting procedures, undesired irregularities or defects can be noticed. They can be observed as distortion which could be either in change in size or shape. Surface roughness or irregularities, porosities. It can be also be observed as incomplete or missing detail. Knowledge about the causes of distortion, would help in prevention of the same.

1. CASTING DEFECTS Dr. Shiva

2. Distortion

3. Causes and remedies for distortion of casting

4. Surface roughness and irregularities

5. Incomplete or missing detail

6. Incomplete casting

7. Porosity

8. Localized shrinkage porosity

9. Micro porosity

10. Suck back/hot spot porosity

11. Pin hole porosity

12. Subsurface porosity

13. Gas inclusion porosity Back pressure porosity

14. Thank you