2024-02-27 Polypropylene (PP), a versatile and widely used polymer material, has become a cornerstone in the automotive industry. Its unique combination of durability, cost-effectiveness, and lightweight nature makes it an ideal choice for various applications. In automotive manufacturing, PP is predominantly used in interior components such as dashboards, door panels, and various load-bearing parts. These applications not only demand the material's durability and aesthetic appeal but also emphasize the need for safety, particularly in terms of fire resistance.