...There are various types of curing methods, such as sprinkling water on the concrete surface, pouring water on it, or covering the concrete surface with wet mats or wet sand, film curing, which covers the concrete surface with a film curing agent to prevent water evaporation, and steam curing, which uses high-temperature steam. In order to reach 70% of the 28-day strength, it takes about 4 to 14 days for ordinary cement and 3 to 7 days for early-strength cement when using wet curing. Cement reinforced concrete [Shigeyoshi Nagataki] *Some of the terminology that refers to "cold weather concreting" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…養生方法の種類には,コンクリート表面に散水したり,水を張ったり,あるいはぬれむしろや湿った砂でコンクリート表面を覆う湿潤養生,被膜養生剤でコンクリート表面を覆って水分の蒸発を防ぐ膜養生,高温蒸気を用いる蒸気養生などがあり,28日強度の70%の強度に達するには,湿潤養生の場合は普通セメントで4~14日,早強セメントで3~7日ほどの期間を必要とする。セメント鉄筋コンクリート【長滝 重義】 ※「cold weather concreting」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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