ASTM-D6490 Standard Test Method for Water Vapor Transmission of NonFilm Forming Treatments Used on Cementitious Panels

ASTM-D6490 - 1999 R14 EDITION - CURRENT
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Standard Test Method for Water Vapor Transmission of NonFilm Forming Treatments Used on Cementitious Panels
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Scope

1.1 This test method covers the determination of the rate at which water vapor passes through non film forming treatments, such as silanes, siloxanes and blends of silanes/siloxanes applied to cementitious substrates.

1.2 This test method covers the use of the wet cup technique, which most closely approaches the exterior conditions for use for these materials. Other conditions can be used if agreed upon between purchaser and supplier. Agreement should not be expected between results obtained by different methods or test conditions.

1.3 The values stated in SI units of measurement are designated as the standard. Factors for conversion to inch-pound units are given in 9.2.1.1 and 9.2.2.1.

1.4 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.

Keywords

permeability; permeance; perms; water vapor permeance; water vapor transmission;; ICS Number Code 87.040 (Paints and varnishes)

To find similar documents by ASTM Volume:

06.02 (Paint -- Products and Applications; Protective Coatings; Pipeline Coatings)

To find similar documents by classification:

87.040 (Paints and varnishes Including coating powders, paint coatings and protective paint systems)

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Document Number

ASTM-D6490-99(2014)

Revision Level

1999 R14 EDITION

Status

Current

Modification Type

Reapproval

Publication Date

Dec. 1, 2014

Document Type

Test Method

Page Count

3 pages

Committee Number

D01.47