buying Pp Yarn 埃及求购聚丙烯纱线
PP Yarn Twisted 丙纶倍捻丝
PP FDY luminous yarn 丙纶FDY夜光丝
pp high tenacity yarn 丙纶高强丝
PP ATY air change yarn 丙纶ATY空变丝
PP FDY flame retardant yarn 丙纶FDY阻燃丝
The company mainly produces all kinds of cotton yarn Ribbon and a variety of PP Ribbon.
本公司主要生产各种棉纱织带及各种规格的pp织带。
By improving PP melt rheological properties, adjusting draw-texturing process, controlling winding tension and oil content, the crimping property of PP - BCF yarn can be improved effectively.
通过改善聚丙烯熔体的流变性能、调整拉伸和变形工艺、控制卷绕张力和油剂加入量，可有效地提高丙纶bcf的卷曲性能。
The effects of T30S and Z30S chips, spinning process and drawing process on yarn irregularity of coarse denier PP filament were analyzed.
分析了T30S，Z30S两种切片及其纺丝拉伸等工艺对粗旦丙纶长丝不匀率的影响。
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