In the field of non-woven materials and filling, polypropylene staple fibers are a basic raw material. Its chemical name is polypropylene fiber, which has the characteristics of low density, resistance to acids and alkalis, and controllable moisture absorption. Compared with other chemical fibers, the lightweight property of polypropylene staple fibers is obvious. The coverage area per unit weight is wider, which directly helps in controlling the transportation and raw material costs of downstream products. 

When choosing polypropylene staple fibers, three key parameters need to be considered: fineness, cutting length and crimp. The standard specifications of polypropylene staple fibers range from 1.5D to 15D. The cutting lengths are usually 38mm, 51mm or 65mm. For example, non-woven fabric production prefers fine-diameter polypropylene staple fibers to achieve a soft feel and uniform web formation; while geotextiles or filtration materials use coarse-diameter products to ensure tensile strength. 

The main factors influencing the price fluctuations of polypropylene staple fibers are the price of upstream polypropylene raw materials, energy consumption levels, and regional supply and demand relationships. The price fluctuation range of polypropylene staple fibers for conventional uses is relatively wide. When users purchase, they can request samples from different polypropylene staple fiber manufacturers to test their melt index and oil content, in order to avoid the shortening of product usage period due to insufficient anti-aging additives. 

Currently, the application of polypropylene staple fibers has covered areas such as automotive interiors, hygiene materials, and building insulation. Users purchase according to the corresponding standards of polypropylene staple fibers, and by combining batch stability testing, they can effectively improve the qualification rate of end products. 

Jiangsu Haibang New Materials Co., Ltd. is a professional manufacturer of polypropylene staple fibres, specialising in the research, development and production of high-performance PP fibres for technical textile and nonwoven applications.

The company has been engaged in polypropylene staple fibre production since 1995, with more than 30 years of industry experience.