Appearance of the rolling shuttle: In the position near the edge of the cloth, there are many warps continuously. Causes: 1). If it is a polyester processing silk fabric, the desizing treatment is improper before dyeing, and the paste remains locally. (15) Reed Mark Appearance: There is a large gap between the two warp yarns of the germ, and the weft weaving can be seen, and the zigzag marks are caused by the effect of steel teeth. Cause:
The warp tension at the weaving edge is too great when weaving. Causes: 1). At the time of removal, the warp yarn was rubbed by the weft to remove a lot of hairiness, so after re-weaving, in the original dismantling range, it showed a hairy cloth with a width and width. 6). 2). After dyeing, there are oil drop spots, which are slightly darker than normal parts. Causes: 1).
The warp tension between the upper and lower layers differs too much. It is more obvious in twill and satin fabrics. Sticky blocks in the printing paste are affixed to the printing plate to prevent the printing paste from passing. (38) Starch Lump Appearance: Dry sludge or spots appear on the cloth surface of the germ. Causes: 1). Oil and dirt are stuck on the dried cylinder. For example, after the cloth is flattened, the cloth surface is flat and the cloth edges are wrinkled or ear-shaped. In the ** phenol color development liquid, if there are impurities which cannot be diazotized, foam scum will be formed. Cause: This is due to the uneven burning of the hair. Cause: It often occurs in Gangban or Luodali printing.
Causes: 1). (59) The shiny appearance of the cloth surface: The polyester raw materials manufacturers surface is too flat, with undesired light, which mostly occurs in chemical fiber knitted fabrics. It is usually single, but occasionally there are multiple parallel or spaced ones. 3). (32) Tight Selvage Appearance: The cloth edge is woven flat, but the cloth body in the adjacent cloth edge has the phenomenon of loose wrinkles. (40) The appearance of lack of pulp: The pattern of the original design is partially or completely unprinted. (33) Slack Selvage Appearance: The cloth edge is uneven, like a lotus leaf shape. primary color.
conventionalyarn