How many years is the lifespan of a porcelain-fused-to-metal crown?

Sep 15, 2025 Source: Cainiu Health

Dr. Liu Chao

Introduction

The lifespan of a porcelain crown typically ranges from 8 to 15 years, depending on factors such as the material used, daily care, and oral conditions. Proper maintenance can extend its longevity. In daily life, avoid biting hard objects with the porcelain crown, and maintain good oral hygiene by brushing teeth in the morning and evening and using dental floss regularly. Visit a dental clinic periodically for checkups to detect and address issues such as loosening or wear of the porcelain crown promptly.

Generally, the lifespan of a porcelain-fused-to-metal (PFM) crown typically ranges from 8 to 15 years. The exact duration is influenced by factors such as the material of the crown, daily oral care, and overall oral health. Proper maintenance can extend its service life. Detailed analysis is as follows:

Different materials of PFM crowns result in varying lifespans. Metal-ceramic crowns have high strength and good wear resistance; with proper maintenance, they can last more than 10 years. All-ceramic crowns offer better aesthetics but relatively lower strength compared to metal-ceramic crowns. Frequent contact with excessively hard foods may shorten their lifespan, which is usually between 8 to 12 years.

Repeatedly chewing hard foods can easily cause chipping or wear of the porcelain crown. Inadequate oral hygiene may lead to gum inflammation and dental caries, affecting the fit between the crown and the abutment tooth and accelerating crown damage. Additionally, regular dental checkups and timely management of gum issues can help reduce damage to the porcelain crown.

In daily life, avoid biting excessively hard objects with the porcelain crown, maintain oral hygiene by brushing teeth morning and night, and using dental floss. Regular dental checkups help detect and address issues such as loosening or wear of the porcelain crown promptly, effectively extending its lifespan and maintaining normal oral function.

View All

How to repair tooth enamel

Under normal circumstances, enamel is the outermost tissue of the tooth and also the hardest substance in the human body. Enamel can be repaired through various methods such as using fluoride toothpaste, dental remineralization, dental veneers, porcelain crowns, and minimally invasive resin restoration. It is important to maintain good oral hygiene habits in daily life, including regular brushing and flossing.

View Full Answer

Is it better to get a porcelain crown or a dental implant when a tooth is missing?

In general, "porcelain" refers to porcelain crowns, and "implant" refers to dental implants. When deciding between a porcelain crown and a dental implant for a missing tooth, the choice should be based on the patient's specific circumstances. If a quick restoration is desired, a porcelain crown can be selected; if a more stable and long-lasting restoration is preferred, a dental implant may be chosen. If any discomfort occurs, it is recommended to seek medical attention promptly.

View Full Answer

Will teeth that have been reduced for a porcelain crown eventually die after several years?

Whether a tooth reduced for a porcelain crown will necrotize after several years mainly depends on the grinding process and oral hygiene habits. If the procedure is performed properly and the patient maintains good oral care, the tooth typically will not necrotize. However, improper technique during the procedure or inadequate postoperative care may lead to necrosis. Regular oral hygiene practices and periodic follow-up examinations are also important to help extend the lifespan of the tooth.

View Full Answer

Which is better between porcelain-fused-to-metal crowns and dental implants, and what are the differences?

Under normal circumstances, both porcelain-fused-to-metal (PFM) crowns and dental implants are common methods for dental restoration. Both are effective but are suitable for different situations. The differences between the two lie in restoration principles, effects on adjacent teeth, comfort and functional recovery, lifespan, cost, and other aspects. When choosing between PFM crowns and dental implants, a comprehensive consideration of individual oral conditions, financial capacity, and other factors is recommended.