Zirconia Toughened Alumina (ZTA) Ceramic Rod

Abstract:

Zirconia Toughened Alumina (ZTA) Ceramic Rod has the advantages of both alumina and zirconia and has a wider range of applications. Supreme Ceramic Materials (SCM) supplies Zirconia Toughened Alumina (ZTA) Ceramic Rod with high quality and fast delivery, and customized products area also available.

 

Description:

Zirconia Toughened Alumina (ZTA) Ceramic Rod has the properties of corrosion resistance and good chemical stability. Alumina has high hardness while zirconia has good toughness. Zirconia Toughened Alumina (ZTA) Ceramic Rod has the advantages of both alumina and zirconia and has a wider range of applications in machinery, electronics, petroleum, chemical industry, aerospace, and textile industries. Stanford Advanced Materials (SAM) can adjust the specific ratio of alumina and zirconia in Zirconia Toughened Alumina (ZTA) Ceramic Rod according to the actual requirements of users.

 

Zirconia Toughened Alumina (ZTA) Ceramic Rod Specification

 

Condition

Unit

ZTA Substrate

ZTA

Material

-

-

Al2O3/ZrO2

Color

-

-

White

Bulk Density

-

g/㎤

4

Surface Roughness Ra

-

µm

0.2

Reflectivity

0.3-0.4mmt

%

80

0.8-1.0mmt

90

Mechanical

Bending Strength

3-point method

MPa

700

Modulus of Elasticity

-

GPa

310

Vickers Hardness

-

GPa

15

Fracture Toughness

IF method

MPa・m1/2

3.5

Thermal

Coefficient of Thermal Expansion

40-400°C

10-6/K

7.1

40-800°C

8

Thermal Conductivity

25°C

W/(m・K)

27

300°C

16

Specific Heat

25°C

J/(㎏・K)

720

Electrical

Dielectric Constant

1MHz

-

10.2

Dielectric Loss Factor

1MHz

10-3

0.2

Volume Resistivity

25°C

Ω・㎝

>1014

Breakdown Strength

DC

㎸/㎜

>15

 

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