There are many factors that affect the product quality in the dyeing and finishing process, so what should be paid attention to if the dyeing machine is used for dyeing flowers?

1. Using pH sliding control additives, the dye solution is alkaline at the beginning of dyeing; With the increase of temperature, the pH value decreases, slows down the dyeing rate and improves the levelness.

2. Slow down the heating rate. When it is heated to 60 ℃ if necessary, it can be kept for 15 ~ 20min to slow down the dyeing rate, so as to improve the levelness and reduce the color difference.

3. Suitable leveling agent shall be used in dyeing.