How to distinguish between colored spinning and dyed yarn? Due to the difference between the raw material properties of the colored spinning yarn and the natural colored yarn, and the product style is also different from that of the natural colored yarn, there are two main differences between it and the original colored yarn standard. One is the difference in the evaluation index, and the other is the difference in the level of the evaluation index.
The difference between the quality assessment index and the natural yarn: Since the finished product of the natural yarn has to go through multiple processes, and the shade of the colored spun yarn is the shade required by the finished product, the shade, and colorfastness of the colored spun yarn are There are strict requirements.
The difference between the level of various quality indicators of the color spinning yarn and the natural color yarn: Because the fiber of the color spinning yarn is dyed, some indicators of the fiber are somewhat lower than that of the natural color fiber, especially for varieties with a color cotton ratio of more than 50%. The yarn breaking strength and evenness index are lower than those of natural yarn, while other quality indexes are improved to different degrees.
