久久国产成人午夜AV影院,精品中文字a幕区区免费,国产乱子伦精品无码码专区,无码免费专区午夜等最新內容

What is differential fiber pp yarn?

The differential fiber pp yarn has been innovated on the basis of ordinary polypropylene fiber technology. After melting the polypropylene, it is extruded through a special-shaped spinneret to form the cross-sectional shape of the fiber is C-shaped or round hollow or trilobal or cross-shaped or A variety of heterosexual fibers such as rice-shaped or triangular.

The fiber cross-section irregularity of differential fiber pp yarn is 20-55%; the fiber length is 38-102mm; the fiber fineness is 3.3-13.2dtex.

Guangdong Modern High-tech Fiber Co., Ltd. is a manufacturer specializing in the research and development, production and sales of polypropylene fibers. Since its establishment, it has developed steadily. At present, more than 70 polypropylene FDY production lines, 8 POY production lines, 2 DTY production lines, 12 BCF production lines and several other production and R&D equipment have been established. Last year, polypropylene filaments of various specifications were nearly 30,000 tons. , becoming the largest polypropylene filament manufacturer in China.