Direct Tensile Strength and Characteristics of Dentin Restored with All-Ceramic, Resin-Composite, and Cast Metal Prostheses Cemented with Resin Adhesives

Table 1

The firing cycle of all-porcelain mini-dumbbell specimens.

Porcelain	Predrying		Heating-up		End firing		Vacuum
build-up	(°C)	(min)	(min)	(°C/min)	(°C)	(min)	(min)
1st firing	600	6.00	6.00	55	930	1.00	6.00
2nd firing	600	6.00	6.00	53	920	1.00	6.00
3rd firing	600	6.00	6.00	51	910	1.00	6.00