The cause of color difference in the powder coating of aluminum profiles
1. The production process of powder coating workshop is unreasonable, resulting in a color difference with the standard plate.
2. Due to the difference between the powder factory's toned formula and the standard plate, the color difference is formed.
The reason for the occurrence
1. The film is too thin and too thick
2. Speed, oven temperature is not equal, baking time
3. The thickness deviation from the standard slab is large
4. Powder problem
Countermeasures.
1. Adjust the curing process and adjust it according to the powder production process
2. Control film thickness in the standard range
3. Model message film thick to meet the standard requirements, can not have thick or underfilm phenomenon
4. New powder, stock powder, recycled powder through the dress-up confirmation before mass production