Porcelain fused to metal crowns (or called PFM crowns) can be seen as full-cast crowns which have fused on most or all part of the tooth. Metal alloys (Titanium compound is usually used to make the crown to stable the cost) with a quite high melting temperature are used to fused porcelain to the surface aiming to prevent the metal from melting. This makes sure the porcelain to bond without changing its color. 

When the teeth are prepared for such crowns, an enough part of the tooth tissue gets removed making space for porcelain as well as the metal.

The porcelain crowns are the most favorable crowns because they match the natural color of the adjacent teeth easily better than metallic crowns.  However, they cause many damage to the opposite teeth that the resin and metal crowns. In some cases show that the porcelain part of the crown can also break or chip off from the teeth.

In receding gums, such crowns are not appropriate as the porcelain can begin showing distinctively. They are the best suitable for the back and front teeth.

There are several advantages and disadvantages of porcelain fused to metal crowns.

► Advantages

• The underlying metal fused with the porcelain provides stability and strength to the crown.
• It has the great aesthetic and is most commonly favorable due to it brings the restored tooth a natural look.
• They have a very rate of success in the long period.

► Disadvantages

• The cosmetic appearance of these crowns is commendable but they are less appealing than other types of crowns.
• They make the gums more vulnerable to gingival inflammation as compared to porcelain fused to gold and porcelain crowns.
• Restoring tooth with these crowns require a large part of natural tooth to be removed.
• The teeth which bite or perform chewing activities against these crowns bet worn out in the long time.
• Porcelain from the crown can easily break or chip off.
• Increased the costs becomes a major drawback when precious metal are fused.

Note: the efficacy of the treatment can vary depending on each patient’s condition.

For more information please contact:

I-DENT DENTAL IMPLANT CENTER

Dental Clinic - Ho Chi Minh City The Army Navy Swimming Pool

Building 19V Nguyen Huu Canh Str, Ward 19, Binh Thanh District, HCMC

Dental Clinic - Ho Chi Minh City An Dong 

Building 193A-195 Hung Vuong Str, Ward 9, District 5, HCMC

Phone: (+84) 28 38 33 68 18

Hotline: (+84) 94 1818 618

Viber us or WhatsApp: (+84) 94 1818 618

Website:  http://www.identdentalimplantcenter.com

Email: identdentalimplantcenter@gmail.com