To prevent porosity in dental porcelain it should be backed________________?

Related Mcqs:

Dicor restoration is_______________?

A. Two coloured restorations B. Heat pressed ceramics C. Castabel ceramic D. None of the above...

In method of firing: A shorter firing period at a higher temperature is considered better_______________?

A. A large time period at a lower temperature is preferred B. A long firing period at a very high temperature is preferred C. A short firing period at a very low temperature is preferred D. none of these...

Quartz is Dental porcelain is______________?

A. Strengthener B. Binder C. Pigment D. Crack minimzer...

The ideal temperature of water bath for softening fluid wax is about________________?

A. 51 to 54 degree F B. 51 to 54 degree C C. 70 to 75 degree F D. 70 to 75 degree C...

Dispersion of crystalline phase to strengthen ceramics results in_________________?

A. dispersed porcelain B. Glazed porcelain C. aluminium porcelain D. All of the above...