Active standard | Published: 01/12/2022

ASTM C821-22

Standard Specification for Lime for Use with Pozzolans

Available languages: English

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Detail information

Designation: ASTM C821-22

Publication date: 01/12/2022

Pages: 2

Country: American technical standard

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Anotation

This specification covers all types of commercial hydrated lime such as: high-calcium, magnesium, or dolomitic-hydrated lime. This lime is used with pozzolans. The lime shall conform to the required physical and chemical limits: chemical factor, blaine fineness, and pozzolanic receptivity index. The following test methods shall be done: determination of calcium oxide, magnesium oxide, and carbon dioxide; calculation of chemical factor; blaine fineness; pozzolanic receptivity index; lime-pozzolan strength; and lime-pozzolan-aggregate strength and freeze-thaw resistance.

Keywords:
hydrated, lime, pozzolans,, ICS Number Code 91.100.10 (Cement. Gypsum. Lime. Mortar)

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