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        PHYSICAL & CHEMICAL PROPERTIES
        Author:zihaiadmin    Time:2014-04-12

        PHYSICAL & CHEMICAL PROPERTIES

         

        Unit

        ADV995

        ADV992

        ADV990

        ADV850

        AL2O3 content

        %

        99.5

        99.2

        99.0

        85.0

        Maximum temperature

        1800

        1800

        1800

        1600

        Working temperature

        1650

        1620

        1600

        1400

        Density

        g/cm3

        3.90

        3.88

        3.85

        3.20

        Water absorption

        %

        <0.1

        <0.1

        <0.1

        <0.2

        Hardness (Mohs scale)

        -

        9

        9

        9

        7

        Flexural strength

        MPa

        >250

        >250

        >250

        >150

        Volume resistivity (20℃)

        Ω﹒cm

        1014

        1014

        1014

        1013

        Volume resistivity (1000℃)

        Ω﹒cm

        108

        108

        108

        106

        Colour

         

        Ivory

        Yellow

        Pink

        White


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