SELF-COMPACTABLE CONCRETE THAT SUPPRESSES DECREASE IN FLOWABILITY CAUSED BY COARSE AGGREGATE, AND METHOD OF PRODUCING THE SAME
PROBLEM TO BE SOLVED: To provide self-compactable concrete that suppresses decrease in flowability caused by coarse aggregate, and can prevent heat generation.SOLUTION: Self-compactable concrete comprises mortar comprising cement, water, fine aggregate and high-performance AE water-reducing agent, c...
Gespeichert in:
1. Verfasser: | |
---|---|
Format: | Patent |
Sprache: | eng ; jpn |
Schlagworte: | |
Online-Zugang: | Volltext bestellen |
Tags: |
Tag hinzufügen
Keine Tags, Fügen Sie den ersten Tag hinzu!
|
Zusammenfassung: | PROBLEM TO BE SOLVED: To provide self-compactable concrete that suppresses decrease in flowability caused by coarse aggregate, and can prevent heat generation.SOLUTION: Self-compactable concrete comprises mortar comprising cement, water, fine aggregate and high-performance AE water-reducing agent, coarse aggregate, and air-entraining agent, and also comprises 9-15 vol.% of entrained air.
【課題】粗骨材による流動性の低下を抑制するとともに、発熱を抑えることができる自己充填コンクリートを提供する。【解決手段】セメント、水、細骨材及び高性能AE減水剤からなるモルタルと、粗骨材と、空気連行剤とを含み、連行空気を9〜15体積%含むことを特徴とする自己充填コンクリートとする。【選択図】図1 |
---|