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Predicting Exterior Crack-Bridging Performance of Textured Elastomeric Coatings
VA. Demarest
SJ. Gordon
DJ. Montgomery
出版
ASTM International
, 1996
URL
http://books.google.com.hk/books?id=zLl5zgEACAAJ&hl=&source=gbs_api
註釋
Laboratory duplication of the exterior crack-bridging performance of textured elastomeric coatings is difficult due to low exterior deformation rates (10-4 in. (10-4 cm)/min), the cyclic nature of sample deformations (diurnal and seasonal) and the temperature variations that produce these deformations (50 mil (0.13 cm) change in crack width per 30°F (17°C) change in temperature). We are developing a test method, based on ASTM C-836, which addresses these issues and helps to predict long term exterior performance.