CAS号:12045-64-6
品名:硼化锆Zirconiumboride
中文别名:硼化锆
英文别名:ZIRCONIUMBORIDE;Zirconiumdiboride;
分子式:B2Zr
分子量:112.846
精确质量:111.923
Psa:0.0
EINECS号:234-963-5
MDL号:MFCD00064648
密度:6.1 g/cm3
熔点:3100-3500ºC
安全说明:S36
危险类别码:R20/21/22
危险品运输编码:UN3178
危险类别:4.1
包装等级:III
危险品标志:Xn
简介:Zirconiumdiboride(ZrB2)isahighlycovalentrefractoryceramicmaterialwithahexagonalcrystalstructure.ZrB2isanultrahightemperatureceramic(UHTC)withameltingpointof3246°C.Thisalongwithitsrelativelylowdensityof~6.09g/cm3(measureddensitymaybehigherduetohafniumimpurities)andgoodhightemperaturestrengthmakesitacandidateforhightemperatureaerospaceapplicationssuchashypersonicflightorrocketpropulsionsystems.Itisanunusualceramic,havingrelativelyhighthermalandelectricalconductivities,propertiesitshareswithisostructuraltitaniumdiborideandhafniumdiboride.
用途:一般用作复合材料,用于切削工具电气和电子材料元件。
锆