In addition to the standard seal assortment, SAF and SAW pillow (plummer) block housings are available, on request, with high-temperature contact seals or high-speed contact seals.
High-temperature contact seals (designation LORP) consist of a PTFE labyrinth ring with an FKM (fluoro rubber) O-ring and a PTFE contact element. The PTFE contact element is available separately (designation B-10785). High-temperature seals can accommodate operating temperatures up to 400 °F. The limiting speed for the bearing can be attained.
WARNING! Seals made of FKM (fluoro rubber) exposed to an open flame or temperatures above 570 °F are a health and environmental hazard! Contact SKF for detailed safety instructions.
High-speed contact seals consist of an aluminium labyrinth ring with an NBR O-ring (designation LOR) and a PTFE contact element (designation B-10785). With PTFE contact elements, the limiting speed for the bearing can be attained.