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二硅化鉬粉

 
 
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 2013-09-23 12:23
 

中源集團(上海)貿易有限公司

企業會員第14年
資料未認證
保證金未繳納
  • 上海
  • 上次登錄 2013-09-23
  • 王志堅 (先生)  
詳細說明

二硅化鉬粉
是一種灰色陶瓷粉末,化學分式為:MoSI2,分子重量152.11,密度6.3g/cm3。熱膨脹系數為:5.1×10-6/攝氏度,電阻率為21×10-6Ω.cm 。顯微硬度為1200kg/mm2。其化學成分為:SI總>35.5;SIF<0.3-0.5;0<0.5-1.5;C<0.1;粒度按用戶要求面定   二硅化鉬具有高熔點、耐蝕、抗氧性好,在氧化氣氛下加熱到高溫,其表面生成一層致密石英玻璃膜,保護制品不再氧化,在氧化氣氛下最高使用溫度為1700攝氏度
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