Rulon 641 has obtained USP Class VI Certification that complies with requirements for disposable and reusable medical devices. The material has been used in food-handling applications and is now certified for healthcare uses that require chemical purity and the highest sanitary conditions for sealing and wear-resistant solutions. The material has a coefficient of friction suitable for use with stainless steel and is available in standard or custom shapes and sizes. All Rulon materials retain their properties over temperatures from -400 to +550°F. They are self-lubricating and provide long maintenance-free service for the most demanding applications. The material also meets FDA standards for sealing and bearing materials.