The production line, taking polypropylene granule or chips as raw materials, is a combined production line integrating spunbonding, needle-punching and other processes, serving as an important functional material in civil and construction engineering.   The finished products manufactured by this production line feature core properties of high strength, corrosion resistance, UV resist... https://www.alnonwoven.com/category/pp-spunbond-geotextile-needle-punching-nonwoven-production-line/