A kind of composite grinding aid was developed of carrier-porous expanded perlite and grinding aids composed of triethanola mine,glycol,dodecylbenzene sulfonic acid sodium and sodium tripolyphosphate.

• 以多孔膨胀珍珠岩为载体,三乙醇胺、乙二醇、十二烷基苯磺酸钠和三聚磷酸钠为助磨剂复配了一种矿渣粉磨用多孔膨胀珍珠岩复合助磨剂,研究它对矿渣的助磨效果。