Barrier Fluid Series

Summit Barrier Fluid lubricants are formulated from the highest quality synthetic base stocks and fortified with additives to provide a non-reactive, oxidatively stable fluid for seal service over an extremely wide temperature range.

These fluids have excellent low temperature fluidity and high temperature stability properties as well as the ability to efficiently transfer heat, and keep the seal face cool. Summit’s Barrier Fluid Series lubricants do not contain componants are known catalyst poisons, and are compatible with most commonly used seal materials. Barrier Fluid 5 is environmentally safe and readily biodegradable according to OECD 301B. Barrier Fluid Series products are NSF Registered and meet USDA 1998 (H1) guidelines (lubricants with incidental food contact) for use in food plants. Do not add directly to food. Summit is an ISO 21469 certified facility.


Barrier Fluid Series is recommended for convection or force flow systems and double mechanical seal applications.