Trial Fitting

Trial Fitting

The process of placing the prosthesis (trial denture) on a patient’s mouth for evaluation.

0.3-0.5 mm

For adequate strength and rigidity, a noble metal coping should be at least what mm thick?

0.2 mm

A base metal alloy with a higher yield strength and elevated melting temperature may be as thin as?

1

The ultimate goal of achieving a uniform thickness of approximately _ mm of porcelain will dictate the thickness of the metal coping.

PM Junction

Occlusal contacts should occur on metal whenever possible and away from the?

1

The PM junction should be placed _ mm from occlusal contacts at the position of maximum intercuspation.

Incisal

PM junction must not be placed too close to the ______ edge because its translucency will be destroyed and there is higher risk of fracture

Metal Collar

A visible, thin band of metal alloy at the gingival margin (gum line) of a PFM crown, acts as a structural reinforcement at the edge.

Trial Unglazed

Time where porcelain can be trimmed, contoured, or the time to alter the porcelain.

Diamond

The hardest of all abrasives; should be reserved for use on hard, brittle substances such as enamel or porcelain.

Silicone Carbide

This commonly used laboratory abrasive is the basic material of carborundum.

Silicone Carbide

This commonly used laboratory abrasive is the basic material of carborundum.

Crown Remover Forceps

The provisional restoration can be removed with a?

Inside

Most of the temporary cement will adhere to the ______ of the provisional restoration.