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混凝土离析现象使混凝土结构不均匀,出现孔洞、水影和蜂窝状结构,严重的离析使混凝土结构明显分层,大大降低了混凝土结构的强度、使用性能和外观。从流变学的角度出发分析和阐述了影响塑性混凝土发生离析现象的因素。并结合具体的施工情况提出相应的预防措施。
Concrete segregation phenomenon makes the concrete structure is uneven, there are holes, water shadow and honeycomb structure, a serious segregation of the concrete structure obviously delamination, greatly reducing the strength of the concrete structure, performance and appearance. From the rheological point of view, analyzes and expounds the factors affecting segregation of plastic concrete. Combined with the specific construction of the corresponding preventive measures.