中广核“华龙一号”核岛电气防火封堵有机硅材料应用要求

Application Requirements of Silicone Materials for Electrical FireproofBlocking of CGN"Hualong No.1"Nuclear Island

介绍了中广核“华龙一号”(ACPR1000+)堆型核电站核岛电气孔洞使用的低密度双组分室温硫化(RTV-2)硅橡胶泡沫、高密度RTV-2硅橡胶、硅橡胶防火布以及单组分防火密封胶,综述了该类材料使用的性能要求以及相应的检测依据与方案。

This paper introduces the materials used in electrical holes of the nuclear island of CGN"ACPR1000+"in the power plant,which includes the low-density two-component room temperature vulcanized(RTV-2)silicone rubber foam,high-density RTV-2 silicone rubber,fireproof cloth made of silicone rubber and one-component fireproof sealant,and the performance requirements of the materials and the corresponding detection basis and scheme are summarized.