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在普通水泥砂浆中加入PL-1无毒聚合物外加剂,结合风送挤涂工艺进行水管线内防腐,解决了该工艺久已存在的质量问题,使其防腐性能大为提高。
PL-1 non-toxic polymer admixture was added to the ordinary cement mortar, combined with wind-squeezing coating process to carry out water pipeline anti-corrosion, which solved the long-existing quality problems of the process and greatly improved its anti-corrosion performance.