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Glossary

The most important terms explained for you.

Viscosity index improver

Viscosity index

Viscosity

Vacuum distillation

Vacuum distillation

Tribology

TAN

Synthetic base oil

Shear stability

SAPS

SAE International

Refining

Racing lubricants

Pour-Point-Depressant

Pour-Point

Oil change intervals

OEM approvals for oils

NMMA

NLGI class (greases)

Naphata

Mineral base oil

LSPI

Low-SAPS-oils

Low friction oils

Limit pump viscosity

Kinematic viscosity

Kerosene (paraffin-based base oils)

JASO

ISO viscosity classes

ILSAC

Hydrofinishing

Hydrocracking

Hydrocrack base oil

HTHS viscosity

Gear oil

Gear Lubricant

Fully synthetic base oil

Friction modifier

Flash point

EP additives (extreme pressure additives)

Engine oil additives

Distillation

Dispersants

Detergents

Deparaffinize

CVT transmission oil

Crude oil

Cracking

Clutch function for gear oil

Catalytic hydrocracking