If we use polypropylene staple fiber in the construction industry, then the shrinkage of concrete cracks will be a good help, but also to avoid cracks in mortar.
如果我们将聚丙烯短纤维应用在建筑行业当中的话，那么混凝土裂缝的收缩性会得到良好的帮助，而且还可以避免砂浆出现裂缝问题。
Anionic far-infrared polypropylene staple fiber can be produced via blend spinning on a normal PET plant with anionic far-infrared polypropylene masterbatch and polypropylene chips as raw materials.
以负离子远红外聚丙烯母粒及聚丙烯切片为原料，在普通涤纶设备上共混纺丝制得负离子远红外丙纶短纤维。
Anionic far-infrared polypropylene staple fiber can be produced via blend spinning on a normal PET plant with anionic far-infrared polypropylene masterbatch and polypropylene chips as raw materials.
以负离子远红外聚丙烯母粒及聚丙烯切片为原料，在普通涤纶设备上共混纺丝制得负离子远红外丙纶短纤维。
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