对磷石膏-矿渣-石灰-水泥体系胶结料性能进行了研究.通过正交试验确定了该体系胶结料的优化配合比为磷石膏:矿渣:生石灰:水泥=40:45:5:10.该胶结料90℃下蒸养7 h,然后自然养护,28 d抗压强度高达42.3MPa,耐水性良好.胶结料强度随养护温度的升高而增加,尤其在70～90℃之间,强度增加更明显.90℃下,胶结料强度随蒸养时间的增加而增加,但超过7 h后,增加不明显.
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