乳化沥青是高速铁路板式无砟轨道弹性垫层专用填充材料水泥乳化沥青砂浆(以下简称“CA砂浆”)的关键组成部分,具有与水泥相容性好、黏度大、破乳速度慢、抗冻性和耐久性强等优点,它和水泥等多种原材料在常温下拌合而形成具有混凝土刚性和沥青 Emulsified asphalt is a key component of cement emulsified asphalt mortar (hereinafter referred to as “CA mortar”), which is a special filling material for high-speed railway slab track elastic cushion. It has the advantages of good compatibility with cement, high viscosity, slow demulsification, Frost resistance and durability and other advantages, it and a variety of raw materials such as cement mix at room temperature to form a concrete with rigidity and asphalt