摘要
SBS改性沥青的五项技术指标为:针入度、软化点、延度、弹性恢复、离析试验。PI指数的快速计算方法,可用于现场检测SBS改性沥青,具有测试准确、省时等优点。
SBS asphalt in change of function has five technical index signs such as:degree of needle into;soften point degree of postpone;flexibility instauration;test of separately analysis etc. It is a fast calculation method by PI index number. We maybe use this way to examination SBS asphalt in change of functions which has the advantage of accurate and save time during examination.
出处
《交通标准化》
2003年第5期65-66,共2页
Communications Standardization
