مكون هيكلي من سيراميك الألومينا عالي النقاء

ITEM

LS-110

LS-120

LS-130

LS-110F

LS-220

LS-210

LOI(％)

0.02

0.02

0.05

0.08

0.03

0.01

Na2O(％)

0.05

0.04

0.03

0.05

0.07

0.08

SiO2(％)

0.07

0.07

0.07

0.09

0.02

0.02

Fe2O3(％)

0.03

0.03

0.03

0.03

0.02

0.02

Al2O3(％)

99.9

99.9

99.9

99.9

99.9

99.9

average grain diameter(um)

1.7

2.1

2.2

1.1

2.7

2.9

αgrain diameter(um)

1-2

1-3

2-4

1-2

2-3

3-5

BET Surface Area(m2/g)

1.9

1.4

1.4

3.2

1.6

0.9

Pressure-induced volume density(g/cm3)*

2.22

2.27

2.31

2.29

2.22

2.32

Forming density(g/cm3)**

2.13

2.20

2.23

2.33

2.17

2.30

Sintering volume density(g/cm3)**

3.78

3.79

3.78

3.89

3.81

3.77

Line collection efficiency(％)

18.0

17.2

16.7

15.7

17.5

15.3

ITEM

UNIT

Zro2

ZTA

Density

G/cm3

6.05

413

Bending Resistance

Mpa

1300

1000

Compressive Strength

Mpa

3000

3300

Elasticity Modulus

Gpa

205

320

Shock Strength

Mpam/2

12

10

Vaporization Coefficient

M

25

20

Vickers Hardness

HV0.5

1200

1700

Thermal Expansivity

10-6K-1

10

9

Conductivity

W/MK

2

20

Thermal Shock Resistance

AT℃

280

260

Maximum Service Temperature

℃

1200

1600

20℃ Volume Resistance

Ω

≥1010

≥1012

Dielectric Strength

KV/mm

-

-

Apparent Porosity

％

0

0

Permittivity

Er

-

-

Dielectric Loss Angle

tanδ

-

-