Exactly VITA Shade Porcelain Dental Material A3.5 Paste Opaque Kit Easy Using

 

 

 

 

Exactly VITA Shade Guide Classic Color

 

 

Paste Opaque A3.5 Easy Using

 

 

 

    This is metal use dental paste opaque. After first fired of washing opaque, we print this

 

paste opaque A3.5 as second and third layer. This paste opaque can help to cover the color

 

of metal very well, also offer prefect bonding strength of the metal. It will not show

 

yellowrish like some paste opaque. If you use the NiCr pocelain metal with Be, like VB or

 

other similar metal, you can use this paste opaque A3.5 directly without washing opaque or

 

basic opaque, also this paste opaque can cover the color of metal quite well. Dental labs

 

technicans can print this paste opaque classic A3.5 once or twice as he/she wish. After

 

firing, you will find there are no bubbles on the surface of opaque, it's quite easy for labs

 

technicans to build dentine as third step. Nowadays, this paste opaque classic A3.5 is very

 

popular in east Asia. Dentist choose the color by VITA shade guide easily. Then the dental

 

labs technicans just follow the color choosen by dentists.

 

 

 

 

 

This is our Paste Opaque A3.5 Composition:

 

 

 

 

SiO₂: 35~65

 

Al₂O₃: 10~25

 

K₂O: 8~15

 

TiO₂:5~15

 

CeO₂: 4~12

 

Pigment: 0~12

 

 

 

 

 

 

The Characteristics of Paste Opaque A3.5:

 

 

 

 

1. Cover the color of metal quite well, no showing yellowrish.

 

2. No bubbles and cracks on the surface of opaque after firing.

 

3. Quite easy for using.

 

4. Prefect bonding strength of porcelain fused to alloy or washing opaque.

 

 

 

 

 

 

This is the Firing Schedule:

 

 

 

 

type problem	WO	OP
Preheat Temp(℃)	600	600
Drying Time (Min)	6	6
Heat Time(Min)	6	6
Final Temp(℃)	950	930
Holding Time(Min)	1	1
Vacuum Start(℃)	600	600
Vacuum Time(Min)	6	6

 

 

 

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