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  • Company Name : Shenzhen LTD Technology Co., Ltd.
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Aluminium oxide ceramics

Aluminium oxide ceramics
Product Detailed
Related Categories:Ceramics
Aluminium oxide ceramics -Zinc oxide ceramics -96% to 99% Al2O3 -TO-220, TO-3P size -Industrial price

Physical properties:

Test Item

Unit

96% to 99% Aluminium oxide

Density

G/CM³

3.90

Water absorption

%

<0.02

Thermal expansivity

10-6/K

8.5

Young's modulus

GPa

340

Poisson ratio

/

0.22

Hardness(Hv)

MPa

1650

Flexural strength

(room temperature)

MPa

310

Flexural strength (700°C)

MPa

230

Compression strength

(room temperature)

MPa

2200

Fracture toughness

MPa'm½

4.2

Thermal conductivity

(room temperature)

W/m.k

20

Insulation strength

KV/mm

10

Long-term working temperature

(°C)

1480

Ratio resistivity

Ω•mm²/m

>1016

Maximum service temperature

(no-load)

°C

1750

Acid-base and corrosion resistance

/

Strong

Refractoriness

°C

2000

Aluminium oxide ceramics



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