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产品系列: 珍珠岩 珠光砂

参考价格:80 | 发布于:2009-8-12

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产品信息
产品名称:珠光砂价格
产品品牌:华林
规格型号:0.05-1.0mm
生产厂家:信阳市平桥区华林珍珠岩厂
产品产地:
产品简介:

   珠光砂是一种由酸性火山玻璃质熔岩经破碎、预热、焙烧膨胀而制成的具有多孔结构的、白色、粒状松散材料、具有容量小、导热系数低、化学稳定性好、不燃、无毒、无味、吸音等特性。    珠光砂(超低温超力工程用膨胀珍珠岩)是由粉选精选小粒经矿砂在垂直立窑以天然气作热源,加热膨胀所获得的产品,其中加强型产品是在膨胀珍珠岩表面喷涂有机硅,形成憎水结构。产品色泽、容重、规格类似于普通膨胀珍珠岩。本产品主要用于大型超低温热力工程保温层施工,如制氧空分机组、天然气、液氢、液氮、液氧冷冻运输车船等。本产品具有良好的超低温保温性能,产品质量优于欧洲船级社标准要求。   
                                                       
 
     
         
             
               序    号   
             
             
               指标名称   
             
             
                      标号   
               单位   
             
             
               性能指标   
             
         
         
             
               50    型   
             
             
               60    型   
             
         
         
             
               1   
             
             
               松散密度   
             
             
               kg/m3   
             
             
               50   
             
             
               60   
             
         
         
             
               2   
             
             
               振实密度   
             
             
               kg/m3   
             
             
               60   
             
             
               70   
             
         
         
             
               3   
             
             
               粒度   
               (重量    %    比)   
             
             
               1.0mm    通过量   
             
             
               %   
             
             
               1.0mm    -0.05mm    不少于    90%   
             
             
               1.0mm    -0.05mm    不少于    90%   
             
         
         
             
               0.05mm    通过量   
             
             
               %   
             
             
               0.05mm    最大值    8%   
             
             
               0.05mm    最大值    8%   
             
         
         
             
               4   
             
             
               质量含水率(重量    %    比)   
             
             
               %   
             
             
               ≤    0.5   
             
             
               ≤    0.5-1   
             
         
         
             
               5   
             
             
               安息角(堆积高度    100mm    时)   
             
             
               0   
             
             
               33-37   
             
         
         
             
               6   
             
             
               装填过程中密度的增加   
             
             
               手动   
             
             
               %   
             
             
               ≤    25   
             
         
         
             
               风动   
             
             
               %   
             
             
               ≤    35   
             
         
         
             
               7   
             
             
               导热系数在(常压温度在    77k-301k    平均值)   
             
             
               W/m.k   
             
             
               0.022-0.025   
             
             
               0.023-0.026   
             
         
         
             
               8   
             
             
               使用温度   
             
             
               ℃   
             
             
               -200-800   
             
         
         
             
               注:表中松散密度,振实密度为最大值   
             
         
     
 
   化学成份:   
 
     
         
             
               SiO2(%)   
             
             
               TiO2(%)   
             
             
               AlO3(%)   
             
             
               Fe2O3(%)   
             
             
               MnO(%)   
             
             
               MgO(%)   
             
             
               CaO(%)   
             
         
         
             
               72   
             
             
               0.09   
             
             
               12.31   
             
             
               0.54   
             
             
               0.06   
             
             
               0.14   
             
             
               1.00   
             
         
         
             
               K2O(%)   
             
             
               Na2O(%)   
             
             
               P2O5(%)   
             
             
               烧失量   
             
             
                 
             
             
                 
             
             
                 
             
         
         
             
               4.67   
             
             
               3.29   
             
             
               0.04   
             
             
               4.94