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1. (WO2018143387) CONCRETE COMPOSITION AND METHOD FOR MANUFACTURING CONCRETE COMPOSITION

Pub. No.:    WO/2018/143387    International Application No.:    PCT/JP2018/003537
Publication Date: Fri Aug 10 01:59:59 CEST 2018 International Filing Date: Sat Feb 03 00:59:59 CET 2018
IPC: C04B 18/08
C04B 14/28
C04B 18/14
C04B 24/26
C04B 24/38
C04B 28/04
Applicants: SUMITOMO OSAKA CEMENT CO., LTD.
住友大阪セメント株式会社
Inventors: OTABE, Yuichi
小田部 裕一
NAKAJIMA, Yuichi
中島 有一
FUKUDA, Michiya
福田 道也
Title: CONCRETE COMPOSITION AND METHOD FOR MANUFACTURING CONCRETE COMPOSITION
Abstract:
The present invention is a concrete composition containing cement and ground fly ash formed by grinding fly ash raw powder. The ground fly ash is configured such that a fly ash paste that contains 50 parts by mass of water relative to 100 parts by mass of the ground fly ash has a JA funnel flow down time in the range 17–27 seconds.