TAILIEUCHUNG - Designation: C 593 – 95 (Reapproved 2000) - Standard Specification

This standard is issued under the fixed designation C 593; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon (e) indicates an editorial change since the last revision or reapproval. | Designation C 593 95 Reapproved 2000 Standard Specification for Fly Ash and Other Pozzolans for Use With Lime1 This standard is issued under the fixed designation c 593 the number immediately following the designation indicates the year of original adoption or in the case of revision the year of last revision. A number in parentheses indicates the year of last reapproval. A superscript epsilon e indicates an editorial change since the last revision or reapproval. 1. Scope This specification covers fly ash and other pozzolans for use with lime in plastic mortars nonplastic mixtures and other mixtures that affect lime pozzolanic reaction. Evaluation of pozzolans containing available lime such as Class C ly ash. is given consideration. Pozzolans covered include artificial pozzolans such as ly ash. mid natural pozzolans. such as diatomite and pumicite in either raw or calcined state. The following precautionary caveat pertains only to the test method portion Sections 5 and 10 of this specification This standard does not purport to address all of the safety concerns if any associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. 2. Referenced Documents ASTM Standards C 25 Test Methods for Chemical Analysis of Limestone Quicklime and Hydrated Lime2 C 39 Test Method for Compressive Strength of Cylindrical Concrete Specimens3 C 50 Practice for Sampling Inspection Packing and Marking of Lime and Limestone Products2 C 51 Terminology Relating to Lime and Limestone As Used by the Industry 2 C 109 C 109M Test Method for Compressive Strength of Hydraulic Cement Mortars Using 2-in. or 50-mm Cube Specimens 2 C 110 Test Methods for Physical Testing of Quicklime Hydrated Lime and Limestone2 C 207 Specification for Hydrated Límc for Masomy Pur-poses2 C 305 Practice for Mechanical Mixing of Hydraulic Cement Pastes and Mortars of

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