手机看片2014_黄色福利影院_日日碰狠狠躁久久躁2023_最新国产精品视频 - av动漫一区

<abbr id="5n6f6"><tr id="5n6f6"></tr></abbr>
    • <label id="5n6f6"></label>

      <label id="5n6f6"></label>

      <meter id="5n6f6"></meter>

      <button id="5n6f6"></button>

      <label id="5n6f6"></label>
      CH EN

      鋼包用耐火材料

      牌號/指標MgO(%)Al2O3(%)C(%)Cr2O3(%)體積密度110℃×24h
      (g/cm3)Bulk density
      耐壓強度110℃×24h(MPa)
      Compressive strength
      線變化率1400℃×3h(%)
      Linear change rate
      剛玉自流料≥4≥90

      ≥3.0≥400-1.5
      鋁鎂尖晶石澆注料5-1060-70

      ≥2.55≥2.500-0.6
      尖晶石火泥≥805-15

      ≥2.50≥35-0.5-0.5
      鎂碳質火泥≥85
      5-10
      ≥2.40≥200-0.5
      鎂(碳)質填縫劑70-90
      0-12
      ≥2.90
      0-0.5
      鎂碳質熱修補料≥85
      ≥5
      ≥2.30≥5
      渣線噴補料≥84
      0-5
      ≥2.30(1500℃x3h)≥15(1500℃x3h)
      剛玉火泥0-1085-90
      2-5≥2.60≥400-0.5
      相關標簽: 鋼包耐材

      移動端網站