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수축 저감제가 모르타르의 자기 수축에 주는 영향
Influence of SRA(shrinkage reducing admixture) on autogenous shrinkage of mortar
2013 한국구조물진단유지관리공학회 가을 학술발표 논문집 (2013.10)
pp.447-448
pp.447-448
한국구조물진단유지관리공학회
(The Korea Institute For Structural Maintenance and Inspection)
초록
This study investigates the autogenous shrinkage of morta that contains shrinkage reducing agent (SRA) It is observed that the autogenous shrinkage of mortar was about 300με at 6 days after casting. The SRA reduces the autogenous shrinkage by an half, but unexpected expansion was observed between 1 and 2 days after casting.
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