PPG涂料性能測試 -- 耐化學品性

涂料性能測試 -- 耐化學品性

測試工具：

§化學試劑:

MEK (70% IPA for 1K Based)

人工汗液 8.8pH & 5.0pH

摩托油

檸檬汁

Windex

酒精

100%橄欖油

§棉布

涂料性能測試 -- 耐化學品性

測試方法:

用食指包裹棉布，浸潤MEK

確定檢測區域， 45度角于被測面

次數 ：50 來回

頻率 ：1來回/秒

長度：50mm

涂料性能測試 -- 耐化學品性

評判標準

Resistance Rating Description

5 No effect on surface; no color on cloth after 50 double rubs.

4 Burnished appearance in rubbed area; slight amount of color on cloth after 50 double rubs.

3 Some marring and apparent depression of the film after 50 double rubs.

2 Heavy marring; obvious depression in film after 50 double rubs.

1 Heavy depression in the film but no actual penetration to the substrate after 50 double rubs.

0 Penetration to the substrate after 50 double rubs or less.