Seat belt system manufacturer Key Safety Systems (KSS; Sterling Heights, MI) has adopted the latest impact-modified generation of Hostaform S polyoxymethylene (POM) for the safety system in the subcompact VW up! The material is supplied by Ticona (Sulzbach, Germany).
KSS made the ratchet wheel of their new seat belt retractor system using Hostaform S9364 XAP². The deciding factor in favor of this particularly low-emission grade is its well-balanced set of properties. Due to its high-level impact toughness and rigidity, the new material is able to absorb very high G forces while retaining its high strength and stability. The ejector in the belt buckle was also made from the same material....