Standard Practices for Producing Films of Uniform Thickness of Paint, Coatings and Related Products on Test PanelsPřeložit název
NORMA vydána dne 1.3.2018
Označení normy: ASTM D823-18
Datum vydání normy: 1.3.2018
Kód zboží: NS-810041
Počet stran: 8
Přibližná hmotnost: 24 g (0.05 liber)
Země: Americká technická norma
Kategorie: Technické normy ASTM
automated spray, blade applicator, dip coater, organic coatings,, ICS Number Code 87.040 (Paints and varnishes)
|Significance and Use|
4.1 This practice should be used for those coatings that are designed for spray applications of objects in the factory or in the field. It is particularly important that it be used in the evaluation of metallic coatings for appearance properties, such as gloss and color.
4.2 Coatings applied by this test method may exhibit a slight orange-peel or spray wave.
1.1 Five practices are given for
preparing films of uniform thickness of coatings on test panels.
These practices are:
1.2 The use of wire-wound drawdown bars as described in Practice may also be an appropriate method for producing films of uniform coating thickness.
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
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, health, and environmental practices and determine the applicability of regulatory limitations prior to use.
1.5 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
|2. Referenced Documents|
Poslední aktualizace: 04.12.2021 (Počet položek: 2 529 451)
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