<track id="zwwzz"><del id="zwwzz"></del></track>
    <object id="zwwzz"></object>

    <output id="zwwzz"></output>
    <acronym id="zwwzz"></acronym>
  1. <pre id="zwwzz"><ruby id="zwwzz"></ruby></pre>
    <td id="zwwzz"><ruby id="zwwzz"></ruby></td>

    <object id="zwwzz"><strong id="zwwzz"><noframes id="zwwzz">
      <object id="zwwzz"></object>
    1. <td id="zwwzz"></td>
      <td id="zwwzz"><ruby id="zwwzz"></ruby></td>

        PHYSICAL & CHEMICAL PROPERTIES
        Author:ADV    Time:2014-04-23

        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 Ωcm 1014 1014 1014 1013
        Volume resistivity (1000 Ωcm 108 108 108 106
        Colour Ivory Yellow Pink White

        Copyright ? 2010 - 2014 zihai24.com All Rights Reserved 遼ICP備14006296號-1
        无遮挡又黄又刺激的视频,国产自产拍学生在线播放,我在教室被强了好爽,成人夜晚爱做免费观看日韩人妻无码精品一专区,国产自产拍学生在线播放,我在教室被强了好爽,成人夜晚爱做免费观看