Barrier Fluid FDA®

Buffer / barrier fluid for mechanical seals. A pure, non-reactive, synthetic fluid that provides superior lubrication and cooling for double and tandem mechanical seals.


Barrier Fluid GT®

Buffer / barrier fluid for double and tandem mechanical seals. Recommended for use at elevated temperatures where a nitrogen purge is not an option and when FDA purity is not required.


Marine Hydraulic Oil™

Synthetic blend hydraulic oil, with Synerlec®. An inherently biodegradeable, ashless, environmentally responsible, high performance, hydraulic oil formulated for those users that need a high performance oil to protect their equipment yet are concerned about the environment.


Quadrex® / Quadrex® Hi-Base

Premium 4-Cycle Gas Engine Oil, with Synerlec®. A low ash, fuel saving, high performance, synthetic blend 4-cycle natural gas engine oil.


Royal Flush

Oil circulation system cleaner. A safe, effective and inexpensive product for cleaning sludge and varnish from equipment while in service.


Synergy®

High performance EP gear oil, with Synslide®. Royal Purple’s best-selling EP gear oil is designed to smoothly lubricate gears under virtually all conditions.


Synfilm® NGL

Hydrocarbon gas compressor oil, with Synerlec®. A long life, high film strength, synthetic lubricant specifically designed to increase the service life of rotary screw, centrifugal, rotary vane and reciprocating gas compressors in hydrocarbon service.


SynTractor® III & SynTractor® III WG

Universal tractor fluid, with Synerlec®. Recommended for farm tractors where one common reservoir supplies the transmission, hydraulic system, differentials, wet brakes and final drives.


Thermax™ 680

Special purpose EP grease, with Synslide®. Recommended for low speed or high temperature bearings requiring the use of a grease formulated with a heavy base oil.


Thermyl-Glyde®

Severe service gear and bearing oil, with Synslide®. Has all of the advantages of Synergy® but is recommended where heavy loads, shock loads, low operating speeds and / or high operating temperatures are encountered.