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Designing Fly Ash Concrete To maintain 28-day Compressive Strength
Fly ash can be used in concrete either as an additive or in-part replacement of cement. The presence of finely divided glassy silica and...
ASTM Standards for Ordinary Portland Cements
ASTM C 150 specifies five types of Portland cements: Type I (GU) Common Portland Cement (or cement for General Use). This is for...
Fly-Ash Cement gives higher 28-day strength
Recent years have witnessed numerous cases of premature deterioration of concrete structures. Simultaneously, the urgent need to...
What's the benefit of using fly-ash blended cement in concrete?
Interest in blended cements is growing because of its advantages as increased production economy, reduced CO2 emissions and fuel...
CEMENT FINENESS AND CONCRETE PERFORMANCE
How are the properties of concrete affected by the fineness of the cement? Here are the conclusions offered in a paper by E. C. Higginson...
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