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Question:

Who can tell me how to distinguish fabric weft yarn to ah?

Who can tell me how to distinguish fabric weft yarn to ah?

Answer:

1, such as identification of fabric is a selvage, and parallel to the direction of the selvage is warp yarn, the other party to Shiwei.2, sizing is the direction of the warp, without sizing is the direction of the weft.3, general goods of high density is the main one to a small party to Shiwei density.
In the fabric of different raw materials, usually cotton or cotton and flax weaving fabrics, cotton warp; filament interwoven fabric, silk as warp yarn; cotton interwoven fabric, wool, silk and cotton warp; natural silk and silk fabric, warp woven line natural; natural silk and rayon fabric. Is the natural silk as warp. Because of the wide use of fabrics and many varieties, the requirements for fabric materials and organizational structures are also varied, so they are determined according to the specific conditions of the fabric.
(1), such as identification of the fabric is a selvage, and parallel to the direction of the selvage is warp yarn, the other party to Shiwei.(2) sizing is the direction of the warp, and the direction of the filling is not the sizing.(3), a general fabric density is the main direction, density of small party to Shiwei.(4) the fabric with reed mark is obvious, and the direction of reed mark is warp.(5) fabric of half and half strands, usually in the direction of the direction of the yarn, and the direction of the single yarn is woof.(6) if the yarn twist of single yarn is different at the same time, the Z twist direction is warp, and the S twist direction is weft direction.(7) if the warp and weft count, twist and twist of the fabric are not very different, the yarn line is even and the luster is better.(8) if the yarn twist of the fabric is not the same, the majority of the twist is warp; the twist is small and the weft direction is weft.(9) towel fabric, the yarn direction of its Terry is warp, can not afford, Terry is weft.(10) a sliver fabric whose direction is usually in the direction of direction.(11) if a fabric has a system of yarns with a variety of different characteristics, the direction is the direction.(12), a twisted yarn leno fabric, warp direction, no twist yarn weft direction.

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