Co-Cr Alloy Material Dental PFM Crown Porcerlain Fused to mental

Advantage                                                                                                                                         

1. Strong corrosion resistance, and has high strength and hardness, thus increasing the service life of chrome cobalt.

2. Protect the tooth hard tissue and dental pulp. The edge with good sealing effect.

3. Economic and durable, good taste, to adapt to the fast, good retention, easy to clean.

4. It can match various teeth, restore its beautiful and good occlusal function, make patients have more choices.

5. Relative nickel chromium alloy has better biological compatibility, not easy allergy

Disadvantage                                                                                                                                    

1. The metal corrosion resistance is poor, in the mouth saliva and food formation of the complex environment of electrolyte and acid-base environment, not stable enough.

2. Nickel element will be gradually released, most of time (generally a few years later) is a transparent black (for metal ion infiltration), redness and swelling, bleeding, atrophy, affect beautiful and healthy teeth.But as long as under the guidance of doctors, more careful, general won't appear serious phenomenon, so don't need to worry too much patients who want to do the common PMF crown

Indication                                                                                                                                          

Suitable for most of the restoration of teeth, especially suitable for fixed bridge of posterior teeth fixed prosthesis, etc.

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