Moderate heat of hardening cement

Japanese: moderate heat of hardening cement(英語表記)moderateheatofhardeningcement
Moderate heat of hardening cement

…Used for emergency construction, construction in cold weather, and secondary cement products. Moderate heat of hardening cement Portland cement with C 3 S, which has a high heat of hydration, kept to 50% or less, C 3 A to 8% or less, and a high C 2 S content. The heat of hydration is regulated to be 70 cal/g or less in 7 days and 83 cal/g or less in 28 days. …

*Some of the terminology that refers to "moderate heat of hardening cement" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…緊急工事,寒中工事,セメント二次製品用に使われる。中庸熱ポルトランドセメントmoderate heat of hardening cementポルトランドセメント中の水和発熱の大きいC3Sを50%以下に,C3Aを8%以下におさえ,C2Sを多くしたセメント。水和熱量は7日で70cal/g以下,28日で83cal/g以下と規定されている。…

※「moderate heat of hardening cement」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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