Dental Zirconia disc Preshade Multilayer zirconia block

 

Monolayer Preshade	HTC	STC
Sintering temperature	1530
Flexural strength	1200Mpa	1000Mpa
light transmittance	41%	44%
Thickness	10mm-25mm
Color	A1,A2,A3	Vita 16colors
Advantage	Making inner crown and inner crown bridge(3-4units or 5-6units),Full arch	Can make 5-6units bridge,high intensity,transparency and natural vivid color and it doesn't need dyeing process.

Sintering Process for Zirconia Blocks (Bridge, Bridged Crown < 4 units, Single Crown)
Suitable for HT, ST, SST, HTC, STC, SSC Zirconia Blocks

 

Step	Start Temperature (°C)	End Temperature (°C)	Time (Min)	Speed (°C/min)

1

Room Temperature

300°C

40 mins

120°C/min

2

300°C

800°C

60 mins

100°C/min

3

800°C

1300°C

45 mins

100°C/min

4

1300°C

1530°C

120 mins

30°C/min

5	1530°C	1530℃	Natural Cool	holding
6	1530	Room Temperature	-121.0	natural cool

 

Tips:

The maximum heating/cooling speed should ideally be kept under 20°C/min to prevent stress and cracking in the material.

During natural cooling, ensure the furnace door remains closed until the temperature drops to room temperature for optimal results.

 

 

Sintering Process for Zirconia Blocks (Bridge, Bridged Crown > 4 Units, Single Crown)
Suitable for HT, ST, SST, HTC, STC, SSC Zirconia Blocks

Step	Start Temperature (°C)	End Temperature (°C)	Time (Min)	Speed (°C/min)
1	Room Temperature	300°C	100 mins	2.5
2	300°C	960°C	100 mins	6.6
3	960°C	1530°C	407 mins	1.4
4	1530°C	1530°C	120 mins	holding
5	1530°C	900°C	60	10.3
6	900°C	Room Temperature	-121	natural cool

Tips:

The maximum heating/cooling speed should ideally be kept under 20°C/min to avoid thermal shock or material stress.

During natural cooling, keep the furnace door closed until the temperature drops to room temperature for optimal performance.

 

 

 

 

 

Hot Tags: dental zirconia,zirconia,cad cam zirconia,dental lab material,dental,dental lab