KJ系列缓凝高效减水剂与KJ-JS高性能减水剂在混凝土公路及桥梁工程上的应用

Application of KJ retarding superplasticizer series and KJ-JS high performance superplasticizer series for concrete highway and bridge engineering

主要介绍脂肪族新型KJ高效减水剂及其系列产品和聚羧酸KJ-JS高性能减水剂的主要性能与在公路和桥梁工程的应用。用缓凝高效减水剂KJ系列产品可配制抗折强度为5.5～7.5MPa路面混凝土、钢纤维混凝土桥面、隧道路面,用KJ-5R缓凝高效减水剂与KJ-JS高性能减水剂可配制强度等级为C50～C60高性能混凝土(实际28d强度达78MPa)桥梁,已在工程上广泛应用,并取得显著的技术效果与经济效益。

This article introduce application in highway and bridge engineering and major capability of new aliphatic KJ retarding superplasticizer and its series and polycarboxylate KJ-JS high performance superplasticizer.The KJ retarding superplasticizer series can confect the following：Flexural strength is 5.5～7.5MPa＇s concrete of road surface, SFRC bridge surface, road surface of tunnel.Use KJ-5R Retarding superplasticizer and KJ-JS high performance superplasticizer can confect the grade is C50～C60 high performance concrete bridge（ in fact the 28d intensity reached 78MPa ）,the project has been widely applied, and made significant technical and economic results.