Date:2019/3/18 17:53:19 Number of visits:
How to distinguish the quality of fabric fabric? What are the methods for judging the quality of the section webbing?
1. Visual inspection method:
A. Color difference test: visually observe that there is no Yin and Yang color on the belt surface, and the color and pattern (the needle edge of each weaving belt must be of one color) cannot be exchanged for the needle edge and cloth edge of the rolling belt.
B. Wool: according to the naked eye observation, the two surfaces and sides of the woven ribbon can't have serious wool balls or hair strands that affect the fabric surface.
C. Skip stitch: the woven tape can't have skip stitch under visual observation.
D. Pollution: according to the naked eye observation, the surface of the woven marks shall be free from oil, dye and dust. Above is the general naked eye judgment judgment ribbon quality good or bad method.
2. Technical testing method:
A. Thickness detection: the tolerance shall not exceed 0.1mm
B. Width detection: the tolerance of weaving mark of width belt 1 "and above 1" shall not exceed 0.25; The tolerance of the woven mark with the width of 25MM and above cannot exceed 0.5mm; For the width of woven mark of 1 "and below 25MM, the standard tolerance shall not exceed 0.25mm; Note: the side bands of plain and herringbone bags must be enough size, but not more than 0.25 cents.
C. Color contrast detection: professional color contrast detection can be used to determine the color contrast of ribbon and woven mark products.
D. Smell method: for polyester webbing and nylon webbing, they can use the smell of burning and ash to distinguish products.
