INFLUENCE OF QUARTZ ON THE HYDRATION OF 3 CAO. AL203

QUARTZ IS FOUND TO INTENSIFY THE HEAT EVOLUTION PEAK IN 3 CAO.AL203-WATER PASTES CONNECTED WITH CONVERSION OF HEXAGONAL INTERMEDIATE HYDRATES INTO THE FINAL PRODUCTS /CUBIC 3 CAO.AL203.6H20 AND HYDROUS ALUMINA/. CHEMICAL ANALYSES OF THE LIQUID PHASE IN SUSPENSIONS OF 3 CAO.AL203 IN WATER IN THE ABSENCE AND IN THE PRESENCE OF QUARTZ ARE AT A VARIANCE WITH A MECHANISM INVOLVING A CHEMICAL ACTION OF QUARTZ, AND INDICATE THAT THE QUARTZ PARTICLES ACT AS PRECIPITATION SITES FOR HYDROUS ALUMINA. HEAT EVOLUTION DATA ARE CONSISTENT WITH AN ANALOGOUS ACTION IN PASTES. /AUTHOR/

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  • Corporate Authors:

    Highway Research Board (HRB)

    Washington, DC   
  • Authors:
    • Stein, H N
  • Publication Date: 1966

Media Info

  • Media Type: Print
  • Features: Figures; Photos; References; Tables;
  • Pagination: pp 368-377
  • Monograph Title: Symposium on structure of Portland cement paste and concrete
  • Serial:

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Filing Info

  • Accession Number: 00212286
  • Record Type: Publication
  • Files: TRIS, TRB
  • Created Date: Nov 18 1994 12:00AM