新型防火灭火材料──芳纶毡毯王曙中在过去，石棉纤维是人们最普遍使用的防火隔热纤维材料，但由于石棉粉尘被确证为对人体和环境有严重危害性的致癌物质，而被列为一类危险品。八十年代中期石棉产量开始逐年减少，因此石棉纤维替代品的开发．具有很大的现实意义，引起了... New Fire Extinguishing Materials── Aramid Felt Wang Shuzhong In the past, asbestos fibers were the most commonly used fire-resistant and heat-insulating fiber materials, but asbestos dust was identified as carcinogenic to humans and the environment For a class of dangerous goods. The asbestos production in the mid-1980s began to decrease year by year, hence the development of asbestos fiber substitutes. Has great practical significance, caused by ...