Polypropylene BCF yarn (polypropylene expanded filament), as an important branch in the field of synthetic fibers, its appearance characteristics directly determine its wide application in carpets, decorative fabrics, automotive interiors and other fields. The appearance differences of this fiber stem from the triple effects of spinneret design, processing technology and functional requirements, forming a complete system from basic form to functional appearance.

The diversified design of cross-sectional shapes is the basis for the appearance differences of Polypropylene BCF yarn. Industry data shows that its cross-sections cover more than ten geometric forms such as triangles, trilobites, polygons and stars. For instance, the three-leaf cross-section, through the three-dimensional distribution of three blades, forms micron-sized grooves on the fiber surface. This structure not only enhances the cohesion between fibers but also endows the fabric with a natural luster similar to that of wool.

The three-dimensional appearance brought by the expanded process is a notable feature of Polypropylene BCF yarn. Through three-dimensional curling technology, the fiber diameter can be expanded to 1.5 to 3 times that of the original filament, forming a fluffy cluster-like structure.

Function-oriented appearance customization has become a development trend in the industry. In response to the demands of automotive interiors, some enterprises have developed a low-gloss matte series. By adding matting agents, a diffuse reflection layer is formed on the fiber surface, effectively reducing glare inside the vehicle. In the field of door and window sealing, the upright BCF yarn adopts a 1200/90 specification and is combined with a 4P weaving process, making the height of the wool strips over 8mm and forming a dense windproof barrier.

From the microscopic cross-section to the macroscopic fabric, the appearance evolution of Polypropylene BCF yarn reflects the trajectory of the development of synthetic fiber technology towards refinement and functionalization.

Nantong Chuangjia New Materials Co., Ltd. is located in Nantong City, Jiangsu Province, an economically developed area in the Yangtze River Delta. The area is conveniently located close to the metropolis of Shanghai, and the surrounding expressways are convenient and quick!　Nantong Chuangjia New Materials Co., Ltd. specializes in producing all kinds of polypropylene BCF yarn, polypropylene double twist yarn, polypropylene high strength yarn, polypropylene strong yarn, engineering fiber, which can be produced according to the sample quality provided by customers to meet the customer's demand for products. In recent years, the company has been serving customers in product diversification and color chromatography. It has won good reputation and good reputation from many customers such as door and window tops, carpet industry, webbing industry and engineering industry.Nantong Chuangjia New Materials Co., Ltd. has decades of experience in chemical fiber production. The company's employees are all technical experts, forming an excellent team that is united, hardworking and positive. In the chemical fiber market, our company's goal is "customer satisfaction, our pursuit", Nantong Chuangjia New Materials Co., Ltd. warmly welcomes Foreign customers come to discuss cooperation and development, and share a win-win situation!