Why do oils shrink or swell seals?
Seal swell and seal shrinkage is something that everyone is aware of, but no one really understands. How can we predict the behaviour of elastomers in lubricants? As it turns out, it's a complex interaction between the seal material, seal additive, lubricant base oil and lubricants additives. Things aren't so simple, and there's no easy answers here!

▶︎
What is a filter Beta Ratio?

▶︎
How does Moly work as a lubricant additive?

▶︎
How do Coalescing Filters remove water from oil?

▶︎
How are PAO base oils manufactured?

▶︎
How To Shrink Swollen Carburetor Bowl Gasket

▶︎
Does thin oil destroy modern engines? Rebuilder reveals the truth.

▶︎
how oil seal works ( animation )

▶︎
The Crystal That Could Destroy All Medicine

▶︎
Do Stop Leak Products Work? Do They Damage Engine Seals? Will They Destroy an Engine? Let's Find Out

▶︎
Restore orings

▶︎
How do viscosity modifiers work?

▶︎
NEVER Do This After an Oil Change! (KILLS Your Engine Fast)

▶︎
This mechanism shrinks when pulled

▶︎
Oil viscosity fundamentals explained

▶︎
How do Polyurea grease thickeners work? How are they different from metal soaps?

▶︎
Does Pre-FILLING The Oil FILTER Cause Engine DAMAGE?

▶︎
Do Thin Oils Destroy Engines? Lessons From GM’s Massive Recall

▶︎
Mechanism of Lubrication (Hydrodynamic Lubrication mechanism)

▶︎
What do the five different base oil groups mean?

▶︎
