Methods of test for paints. Tests on liquid paints (excluding chemical tests)-Determination of natural spreading rate by brush application
涂料的试验方法 液体涂料试验(不包括化学试验) 刷涂法测定自然摊铺率
Determination of spreading rate (in terms of area per wet film mass or volume) by brush application to test panels.Cross References:BS 3900:IntroductionBS 3900:Part A1BS 3900:Part A2BS 3900:Part A3BS 3900:Part A12BS 3900:Part C8ISO 3270