若何揣摸羊绒面料的成分？(国外英文资料).docVIP

如何判断羊绒面料的成分？(国外英文资料) The latest trends in cashmere prices; The hottest fashion display of cashmere new products; Best professional interpretation of cashmere knowledge. In the family of cashmere, yoda! (20 years professional wool spinning, Chinese famous enterprise) reproduced please indicate the origin Hand sense method: this method is used for the textile material which is used in the form of loose fiber. (1) cotton fibers are shorter and thinner than hemp fibers and other hemp fibers, often with all kinds of impurities and defects. (2) hemp fiber feels thick and hard. (3) the wool fibers are curly and elastic. (4) silk is filament, long and slender, with remarkable luster. In the chemical fiber, the dry and wet form of viscose fibers are very different. (6) and spandex is very elastic, and at room temperature it can stretch to more than five times. Microscopy: the fibers are identified by the longitudinal and cross-sectional features of the fibers. (1) the shape of the cross section: the waist circle, the middle waist; Vertical shape: flat ribbon, natural rotation. (2) the fibers of hemp, flax, flax and flax: the shape of the cross section: the lumbar circle or the polygon, have the middle cavity; Vertical: horizontal, vertical lines. (3) the shape of the cross section: round or approximately round, with some hairy pulp; Vertical shape: there are scales on the outside. (4) and rabbit hair fibers: the shape of the cross section: the dumbbell shape, the hair pulp; Vertical shape: there are scales on the outside. (5) the silk fibers of silkworm silk: the shape of the cross section: the undisciplined triangle; Vertical shape: smooth and vertical with stripes. (6) the shape of the cross section: the zigzag pattern, the core structure; Longitudinal shape: vertical grooves. (7) rich fibers: cross-sectional shapes: less teeth, or round, oval; Vertical shape: smooth appearance. (8) the shape of the cross section: the three-leaf shape or the undisciplined zigzag pattern;