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碳化硅

 
 
單價 面議對比
詢價 暫無
發貨 上海付款后24小時內
過期 長期有效
更新 2013-10-15 10:29
 

上海中榮集團實業有限公司

企業會員第13年
資料未認證
保證金未繳納
  • 上海
  • 上次登錄 2013-10-15
  • 李志強 (先生)  
詳細說明

碳化硅
 分子量:40.10,性質:純品為無色晶體,屬原子晶體,一般因含雜質而呈暗黑色。硬度9,僅次于金剛石,密度2.317g/cm3,熔點約2700℃(升華并開始分解)。難溶于水和酸。
用途:可用于制砂輪、磨石、砂布、研磨粉、耐火材料等。碳化硅單晶可制電子器件。將石英砂、焦炭在電爐中強熱可制得。金剛砂狹義指碳化硅,廣義是用作磨料的金剛石、石榴石、碳化硅及剛玉的統稱。
 
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