Dr. Vikrant Kundu

BDS (Hons)
MDS ( Orthodontics )
CAIC ( Implantology Korea )
ADIC ( Implantology Israel )
CHIEF MENTOR, Mirell International

What Is a Metal Crown

Metal crowns are made up of alloys that have a high composition of gold or platinum, or base-metal alloys such as nickel-chromium and cobalt-chromium alloys). Metal crowns are ideal to resist biting and grinding forces well and possibly last the longest in aspects of wearing down. Also, it is quite rare for metal crowns to chip or crack. Metal crowns are an excellent choice for unsightly molars. All-metal crowns placements has been in use for over 100 years, by far the longest of any type.

All-metal Dental Crowns/ "Gold" Dental Crowns

There are some dental crowns made completely out of metal. The timeless metallic crown is the one composed out of gold, or more exactly, a gold alloy.

In all respects, there are a various types of dental alloys that can be employed for crown fabrication. Some of these metals are silver ("white") in color

Advantages of Metal/Gold Crowns

  • Gold crowns or metal alloys in general are long lasting and very strong.
  • They can be expected to bear even the toughest of biting and grinding forces as well.
  • Gold crowns will not chip. It would be unrealistic for one to break. And of all the various kinds of crowns, all-metal ones usually have the highest caliber for lasting the longest.
  • They are generous to neighbouring teeth. The exquisite alloys that are used to create gold crowns have a degree of weariness that's similar to tooth enamel. That states the crown won't lead to immoderate wear on the teeth that stands opposite to it (the teeth that it bites against).
  • Gold crowns flexible and feasible for a dentist to work with. Dental alloys capping that consists of a high gold content are primarily quite functional metals. This element makes it achievable for the dentist to accomplish an absolute and sharp crown-to-tooth fit.

Disadvantages of All-Metal Crowns

They're Not White like Teeth
The major drawback of gold crowns is they're not white. Its metallic color property is the main disadvantage of metal dental crowns that also affects their appearance. And for this reason, they're not often placed on teeth that are readily visible when a person opens his/her mouth or smiles. They can, though, make an ideal crown choice for some molars.

In year 1997, 12% of all crowns created were metal but by 2010 this number had dropped down to just 6%. (The remainder of volume would have been either porcelain-fused-to-metal or all-ceramic crowns.)

People looking for a more natural tooth appearance must be thinking of if there is any alternative for metal crowns they can go for or they are just restricted to all alloys or all ceramic crowns.

For a matter of fact, there is an alternative for such people that lie in Porcelain fused to metal crowns. Yes you still have an option PEOPLE.

Porcelain Fused to Metal Crowns

Porcelain fused to metal crowns is inexpensive than all ceramic or all metal crowns. Even though they are not as graceful or ornamental as all porcelain or alloyed crowns but they are still a good choice for back teeth restoration. And like any type of dental restorative crowns, there are advantages and disadvantages of Porcelain fused to metal crowns (PFM crowns).

PFM crowns can be termed as full-cast crowns which contain porcelain milled on most parts of the tooth. Metal alloys that have a high melting temperature are utilized to fuse porcelain to the surface and ward off the metal from melting. This makes sure for the porcelain to firmly bond without altering its color.

When the tooth is made ready for such crowns, a big section of the tooth tissue gets eliminated for making room for porcelain as well as the metal.

Porcelain fused metal are the most preferred crowns as they easily match the color of the surrounding teeth better than the metallic crowns. However, they pose more complications to the opposite teeth than the metal or resin crowns. Some instances have also delivered that the porcelain part of the crown can also chip off from the teeth.

Porcelain fused metal crowns are not suitable in receding gums, as the porcelain can begin appearing distinctively. They are most suitable for the back and front teeth.

Advantages of Porcelain Fused to Metal Crowns

  • The underlying metal fused with the porcelain offers extreme strength and stability to the crown.
  • It provides aesthetic outlook and is usually favored as it provides the restored tooth a natural appearance.
  • They give off quite a high success rate in the long term.

Disadvantages of Porcelain Fused to Metal Crowns

  • Such crowns make the gums more endangered to gingival inflammation in comparison to porcelain fused to porcelain or gold crowns.
  • It needs a large part of the tooth structure to be removed for restoratio
  • Opposed biting teeth against these crowns get worn out overtime.
  • Since precious metals are fused, increased cost becomes a concern.

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