A piece of polished copper strip is immersed into a given amount of specimen, heated to the designated temperature according to the requirements of the product standards, maintained for a certain period, taken out after the test period is over, washed and compared with the standard corrosion color plate to determine the corrosion grade.
1 Principle
A piece of polished copper strip is immersed into a given amount of specimen, heated to the designated temperature according to the requirements of the product standards, maintained for a certain period, taken out after the test period is over, washed and compared with the standard corrosion color plate to determine the corrosion grade.