GB/T 2951.41-2008

电缆和光缆绝缘和护套材料通用试验方法 第41部分：聚乙烯和聚丙烯混合料专用试验方法 耐环境应力开裂试验 熔体指数测量方法 直接燃烧法测量聚乙烯中碳黑和(或)矿物质填料含量 热重分析法(TGA)测量碳黑含量 显微镜法评估聚乙烯中碳黑分散度

Common test methods for insulating and sheathing materials of electric and optical cables - Part 41:Methods specific to polyethylene and polypropylene compounds - Resistance to environmental stress cracking - Measurement of the melt flow index - Carbon black and/or mineral filler content measurement in polythylene by direct combustion - Measurement of carbon black content by thermo gravimetric analysis(TGA)- Assessment of carbon black dispersion in polyethylene using a microscope