• Title/Summary/Keyword: 몽골시멘트

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Properties of Cold weather Concrete using Mongolia Cement (몽골지역 시멘트를 활용한 극한환경 콘크리트 성능평가)

  • Yoo, Jo-Hyeong;Kim, Woo-Jae;Hong, Seok-Beom
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2016.10a
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    • pp.89-90
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    • 2016
  • In the cold-weathering(Mongolian region) concrete construction, this purpose of this research is the evaluation on the performance of concrete using various binders such as Mongolian cement, Chinese cement and high blane-self heated cement.

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A Study on the Application of Mongolia Fly Ash as Cement Additive (몽골 플라이애시의 시멘트 혼화재로의 적용에 관한 연구)

  • Seo, Sung Kwan;Kim, Yoo;Cho, Hyung Kyu;Chu, Yong Sik
    • Resources Recycling
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    • v.26 no.6
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    • pp.50-57
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    • 2017
  • In this study, characteristics of Mongolian fly ash and the possibility of its use as a cement additive through grinding process were examined. Mongolian fly ash was larger than domestic fly ash and less spherical. The CaO content of Mongolian fly ash was higher than domestic fly ash and the other components were similar. After vibratory milling, the mean particle size of fly ash decreased to $7.9{\mu}m$ and the blaine increased. When milled fly ash was mixed with cement, it showed the best compressive strength value at 60 min. These strength values were higher than OPC at all curing times.