According to the latest market research report, global demand for PA6 (polyamide 6) filament maintains steady growth momentum, with the market size expected to surpass $5 billion by 2025. This growth is primarily driven by strong demand from end-use markets such as textiles, automotive, and industrial applications.     In the textile sector, PA6 filament is widely used in sportswear, outdoor equipment, and high-end fashion fabrics due to its excellent strength, abrasion resistance, and dyeing properties. The post-pandemic global trend toward sporty and casual styl