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Wear-resistant Alumina Ceramic Wafers
Wear-resistant Alumina Ceramic Wafers

Name:Wear-resistant Alumina Ceramic Wafers Structure:Polycrystal Size:Customized Alumina Content:95% or 99% ISO:9001-2008

Specifications:

 1.Desirable Surface Fineness

 2.OEM/OPM Offered

 3.Factory Directly

Productive Technology:

    Wearable ceramic is the special corundum ceramic that has been sintered under 1800°C with the main raw material of Al2O3 and flux of rare metal oxide.Using the high strength organic/inorganic bond to felt together, and then grinding to the size as drawing required.

Advantages:

  1.High temperature

  2.Good insulation

  3.High strength

  4.Precision Process

 

Alumina Ceramics Properties

 

Unit

95%

99%

Density

g/cm3

3.6

3.8

Water absorption

%

<0.4

<0.2

Firing temperature

°C

1600

1800

Hardness

HRA

70

80

Coefficientoflinearexpansion

*10-6/°C

5.5

5.3

Dielectric constant

 

9

10.5

Volume resistivity

Ω·cm

1013

Breakdownvoltage

KV/mm

14

15

Breaking strength

Mpa

250

300

 

 

Wear-resistant Alumina Ceramic Wafers

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