If it has a porcelain outer sheath or has been expertly glazed and tinted, a zirconia crown can achieve a high level of realism. A damaged tooth can be saved from extraction or an unattractive tooth can be restored using a dental crown in Kent. Some advantages of zirconia crowns include: This type of ceramic contains about 90% zirconium oxide, lending it unparalleled strength and biocompatibility. Emax Crowns are designed with computer and made with cad cam devices. Zirconia crowns first became widely used in the 1990s. Emax Crown, Cerec Crowns or zirconium crowns Emax is a pressed porcelain variety. Not a good choice for the back of the mouth, an area that endures more pressure and wear than the front. The main disadvantages of porcelain crowns include: Generally require less tooth preparation. Using CEREC technology, porcelain crowns can be design, crafted, and placed on-site in a single appointment. The traditional dental crown process typically requires more than one appointment. Strong and can hold up to normal daily wear and tear for many years. They can achieve a very high level of true-to-life esthetics in the hands of a true craftsman. If your dentist has suggested you need a dental crown placed, how do you know which type of crown is right for you? Learn the facts and discuss your goals and concerns with your dentist.Īn industry staple since the late 19th century, porcelain crowns are made from ceramic (like the kind your grandma’s favorite teacup is made from) that contains different compounds like mica, silica, and Lucite.Ī few advantages of porcelain for dental crowns include: Today’s patients prefer porcelain and zirconia crownsbecause both offer strength and lifelike esthetics. All-metal and porcelain-fused-to-metal (PFM) crowns still have their place, but their corner of the restorative dental practice is numbered. “True-to-life” is the current buzzword in dental restorations. Zirconia Crowns: Weighing the Pros and Cons - Nov 16, 2018.
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