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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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      High grade high-alumina heat insulation refractory
      High grade high-alumina heat insulation refractory brick whose raw material is exxcllent high Calumina ,high qualified clay and various modified addition agent is produced by means og semi-dry method and pressing formation ,which has comparatively low reheating linear change ,comparatively low thermal conductivity and excellent heat stability .This product can be used as furnace wall of ethylene craceing furnace and touch fire directly in various industrial kilns &furmaces .


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      HQ-0.5HQ-0.6HQ-0.7HQ-0.8HQ-0.9HQ-1.0
      Al2O3404548606570
      Fe2O3%1.01.01.00.80.80.9
      weܶg/cm30.50.050.60.050.70.050.80.050.90.051.00.05
      ͉Mpa С1.21.51.62.02.53.0
      ؿۏMpa С0.81.01.11.52.02.4
      ؟̖0.5%ԇضȡ126013001400145015101550
      𷀶(1000)βС202020202020
      ϵ  W/m.k
         
      2600.140.150.170.250.280.38
      4000.160.170.200.270.320.41
      6000.180.190.220.300.350.43
      8000.200.210.250.330.370.46

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      ̖ʹÜضȡظrgò|ճYۏMpaע
      1101300
      PAQ-651550300СrX|1.04.0mHQ-0.9p|u
      PAQ-551400300СrX|1.54.0mHQ-0.8p|u
      PAQ-401250300Сrճ|1.03.0mHQ-0.5p|u

       

      醣2556  lrg2016-11-17 14:42:52
       
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