قطعات ساختاری سرامیکی زیرکونیا

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

-

-

Check Items

Results

Composition

ZrO2(HFO2)/Y2O3=94.48/5.22wt％

Al2O3 Conten

0.25％

SiO2 Conten

18.12ppm

Fe2O3 Conten

31.16ppm

Na2O Conten

8.1ppm

Cl-Conten

48.37ppm

Surface Area

7.38m2/g

Original Particle Size

32nm

Size Distribution

224nm

Igition Loss

3.17％(1100℃)

Apparent Density

1.24g/cm3