The dyeing and color fixation of webbing is a major challenge for new dyeing personnel. Uneven dyeing can lead to the appearance of Yin and Yang colors, or webbing and ribbon products cannot be dyed properly. Improper temperature adjustment, problems with dyes, and many other reasons can cause frequent color differences and color issues in webbing dyeing, resulting in customer complaints and returns, which has a negative impact on the factory.
What problems are often encountered in dyeing
Webbing dye - Acid black
First of all, when dyeing, it is quite important to ensure the quality of the basic raw materials is up to standard. The instability of acid black dyeing is one of the common problems encountered in webbing dyeing.
2. The two major challenges of sex and dispersion dyeing
Reactive brown: It uses reactive CA type dye, but is sensitive to light. After exposure to light, it turns deep red-blue. The cylinder difference is very difficult to control.
Disperse color blue B and fluorescent **10GN
The color is fine after dyeing. Just restore and wash it, and it will become lighter. After analysis, it was found that most of the dye was contaminated on the spandex. After the reduction wash, it was all washed away, resulting in a light color.
3. The color of the pattern is not sensitive. After the pattern is made, some pattern makers are not sensitive to the color changes under different light sources, resulting in minor color issues during dyeing not being noticed and being directly mass-produced, causing significant losses.
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