Author: https://www.chinesestandard.net

Publisher: www.ChineseStandard.net

Published: 2021-09-03

Total Pages: 10

ISBN-13:

This Standard specifies the test method of impact resistance of coating films, which is expressed by the maximum height (cm) of the heavy hammer when the punch hits the test plate without causing damage to the coating film, by using a heavy hammer of fixed mass to fall on the punch. This Standard applies to the determination of impact resistance of coating films.