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an ji huang suan xi gao xiao jian shui ji mas zai yu ying li gao qiang hun ning tu guan zhuang zhong de ying yong
Author(s): 
Pages: 44-45
Year: Issue:  1
Journal: Ready-mixed Concrete

Keyword:  SBT-MAS系列外加剂 预应力高强混凝土(PHC)管桩 工程应用 经济效益分析;
Abstract: 本文主要介绍采用新材料、新工艺研制成功的sbt牌新型MAS外加剂的主要性能,特别是MAS 高效减水剂在配制C60预应力高强混凝土(PHC)管桩时,用42.5R·P·Ⅱ水泥450-470kg/m3,采用较低掺量的MAS高效减水剂0.4%~0.5%顶替国际上某名牌产品(萘系,掺量为0.6%-0.75%),可生产出同等强度水平的PHC管桩,并且生产成本有所降低,取得了良好的技术效果与经济效益。
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