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      乱人伦人妻中文字幕无码久久网,3751色视频,一本色道久久无一本色道久久无,中文字幕精品熟女人妻,日韩熟女AV,亚洲色诱惑,欧美?日韩?人妻?高清?中文,色欲人妻综合AAAAAAAA网

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      Refractory fiber and product is manufactured by means of dry method and wet method .As an excellent insulation material ,it has comparatively low volume density ,good softness and very low thermal conductivity coefficient .Sticking method , ancjoring method and folding method can be selected respectively .This product can be used in various industrial kilns &furmaces for lowering heat consumption .

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      Al2O3 % 46-50 50-54 60-64       >38
      Si02 % 48-53 44-48 34-38       >15
      (ZrO2)
      Fe2O3% <1.2 <1.0 <1.0       <1.0
      wSֱ(΢) 1-4 1-4 1-4 2-4 <3.5 4-7  
      Kg/m3 150-250 150-250 200-300 90-128 255 40-250 95-150
      %(0.22mm) <4 <4 <4     <7 <10
      % >80 >80 >80   >60    
      ӟտs% 11506h 12506h 13006h 11506h   200 130024h
        <4 <4 <4 <3.5   <3
      ϵ 1000 W/m.k <0.12 <0.12 <0.15 <1.0 0.042-0.05 <0.041 <0.15
                  35010  

       

      醣3586  lrg2014-03-19 12:09:31
       
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