Dental Crown | Types, Procedure, Material Straight from your Specialist Doctor Dental crowns not only restore propose and also for the cosmetic purpose. Different types of dental crowns are metal crowns, ceramic crowns, metal free crowns. Dental crowns are for the functional purpose, change of disk colored teeth in fluorosis. So, especially in case of intrinsic stains where there is a lot of fluoride teeth you can change the color of the teeth with the use of veneers, laminates and other full Me