Lube For Life Cartridges
Thomson Lube for Life cartridges provide continuous, maintenance-free lubrication. Each cartridge contains a microporous polymer that diffuses oil when the bearing is in motion. The oil migrates through capillary action to the shaft in contact with the polymer. The polymer also acts as a sponge and reabsorbs the oil during motion. This prevents excessive buildup of the lubricant on the shaft and minimizes dripping, which is common when applying oil manually.
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Lube for Life Highlights
- Maintenance-free operation
- Eliminates need for expensive lubrication systems
- Available as an option with Thomson Super and Super Smart Ball Bushing bearing Pillow Blocks
- Available as a complete assembly, or in a retrofit kit for existing non self-lubricating Pillow Block assemblies

Lube for Life Modification Kits
For Retrofitting Existing Assemblies
The Lube Block accessory is mounted on both sides of the bearing carriage or pillow block. The polymer is designed to match the profile of the rail that it is running on. A spring is wrapped around the outside of the polymer ensuring constant contact with the rail, even as the polymer wears over time. A wiper is placed outboard of the polymer to protect it from contamination. Finally, we lubricate the bearing with EP2 grease. This design is superior to typical self-lubricating units like felt pads, which require frequent recharging and can wear to the point that they are no longer in contact with the rail.

Lube for Life Technology
For Profile Rail and RoundRail Products
Thomson has utilized this technology for years on our 500 Series Profile Rail carriages and RoundRail products. Modification kits are available as an accessory for retrofitting existing non-self-lubricating bearings, as well as installed on new linear bearing assemblies. Each kit includes two Lube for Life cartridges and assembly instructions.
