How To Distinguish The Quality Of Jacquard Elastic Band
Sep 07, 2021
Environmental pollution: According to the naked eye, the jacquard elastic has wood dirt, color, oil stains and other dirt.
Color cast detection: This can be observed with the naked eye. Look at its color and texture. It should not be messy. It should be a very pure color.
Burr: Generally, it is the burr of some cotton yarn. This can also be observed with the naked eye. The double-sided and overlock stitches of the webbing must not have serious yarn balls and filaments.
Needle removal: This can also be checked by naked eyes, and the jacquard elastic band must not have any needle removal;
The quality of the webbing is undoubtedly related to the specifications and models of the webbing, and the standardized specifications and models are the best reflection of the quality of the webbing.
Thickness inspection: Use a micrometer accurate to 0.001 to measure accurately, and the dimensional tolerance cannot exceed 0 mm for the positive and negative poles.
Total width inspection: use a vernier caliper to accurately measure the total width of jacquard belts of 1 inch and above, the dimensional tolerance cannot exceed the positive and negative poles by 0.25 minutes; the total width of the webbing below 1 inch and below, the standard tolerance cannot exceed the positive and negative The pole is 0.25mm. Note: Plain weave cloth and chevron belt must have sufficient specifications and cannot exceed 0.25 points.
