Glossary

A

ACEA (European Automobile Manufacturers' Association)
Defines oil specifications for European vehicles. Ravenol’s compliance ensures optimal performance in European engines.

Additives
Chemical components used to enhance the properties of base oils. They improve efficiency, provide sludge protection, enhance performance, and increase lubrication capabilities.

Anti-Foaming Agents
Additives that prevent foam formation, ensuring consistent lubrication and reducing engine wear.

Antioxidants
Compounds that prevent oxidation in oils, reducing sludge, deposits, and acid formation for a longer oil lifespan.

API (American Petroleum Institute)
Indicates Ravenol oils meet or exceed API service ratings, ensuring quality and performance.

B

Base Oil
The primary component of all lubricants, mixed with additives to create the final product. Ravenol uses premium base oils to ensure lower emissions and long-lasting engine protection.

Bio-Based Oils
Environmentally friendly lubricants made from renewable sources, reducing environmental impact.

Boundary Lubrication
Occurs when the oil film is too thin, causing metal-to-metal contact. Ravenol’s formulations help prevent this, safeguarding engine components.

C

Cetane Number
A measure of diesel fuel's ignition quality. High-quality diesel engines benefit from fuels with higher cetane numbers.

CleanSynto
Ravenol’s proprietary technology that reduces soot and dirt deposits, keeping engines clean and improving efficiency.

Corrosion Inhibitors
Additives that protect internal components from rust and corrosion, particularly in challenging environments.

Coolant Compatibility
Ravenol oils are designed to work seamlessly with modern coolants, enhancing engine longevity.

D

Detergents
Additives that prevent deposits and sludge, maintaining cleanliness in the engine for consistent performance.

Diesel Particulate Filter (DPF) Compatibility
Specially formulated oils that protect and extend the life of DPFs by reducing harmful emissions and ash buildup.

Direct Injection
A fuel delivery system that injects fuel directly into the combustion chamber for precise ignition timing.

DIN EN ISO 14001
Certification confirming Ravenol’s commitment to environmentally friendly operations.

DIN EN ISO 9001
Certification for meeting TÜV Rheinland’s high standards in production and distribution of lubricants.

E

Ester Oils
Synthetic oils offering superior lubrication and high-performance capabilities, commonly used in motorsport.

Energy Conserving Oils
Formulated to reduce internal engine friction, improving fuel economy and emissions.

F

Flash Point
The temperature at which oil vapours ignite. Higher flash points indicate better high-temperature stability.

Friction Coefficient
A measure of oil’s effectiveness in reducing resistance between moving parts.

Fully Synthetic
Oils made entirely of synthetic compounds, offering the highest level of engine protection and performance.

H

Haldex Fluid
A specialised oil for maintaining the performance of Haldex AWD systems, a popular feature in VAG (Volkswagen Auto Group) vehicles.

HFE (High Fuel Economy)
Designation for oils rigorously tested to improve fuel efficiency.

High Mileage Oil
Designed for vehicles with over 75,000 miles, containing additives to restore seal flexibility and reduce oil consumption.

Hydrocracking
A refining process that produces highly purified base oils used in Ravenol’s premium products.

I

IATF 16949
Certification confirming Ravenol meets automotive quality management standards.

ILSAC (International Lubricant Standardisation and Approval Committee)
Ensures Ravenol oils meet modern engine protection and fuel economy standards.

L

Low-SAPS (Sulphated Ash, Phosphorus, Sulphur)
Formulated for vehicles with sensitive emission systems, reducing harmful deposits in catalytic converters and DPFs.

Lubricity
The ability of oil to minimise friction and wear between components.

M

Micro-filtration
An advanced process used by Ravenol to remove impurities during production, ensuring consistent product quality.

Molybdenum (Mo)
A friction-reducing additive enhancing oil performance under extreme pressures.

O

OEM (Original Equipment Manufacturer)
Approval from vehicle manufacturers confirming Ravenol oils meet or exceed their quality standards.

Oil Grades
Viscosity ratings such as 5W-30 or 10W-40, indicating performance across different temperatures. Lower numbers mean better performance in cold conditions; higher numbers indicate better performance in heat.

Oxidation Stability
Resistance to chemical degradation caused by oxygen exposure. High stability means fewer oil changes and reduced sludge formation.

Oil Film Strength
The ability of oil to maintain a protective layer between engine components under pressure.

P

Pour Point Depressants
Additives that ensure oil flows easily at very low temperatures, protecting engines during cold starts.

Polyalphaolefins (PAOs)
Synthetic base oils offering exceptional performance, especially in extreme conditions.

S

SAE (Society of Automotive Engineers)
A global standard for oil viscosity ratings, ensuring quality and consistency.

Seal Conditioners
Additives that prevent leaks by maintaining the flexibility of engine and transmission seals.

Semi-Synthetic
A blend of synthetic and mineral oils offering good protection at a more affordable price.

Shear Stability
Resistance to viscosity loss under high pressure or temperature, crucial for long-lasting protection.

Startup Wear
The wear occurring during cold starts. Ravenol oils minimise this through advanced low-temperature properties.

T

Total Base Number (TBN)
Measures an oil’s ability to neutralise acids. High TBN oils provide better protection for extended drain intervals.

Thermal Stability
Oil’s resistance to breakdown at high temperatures, ensuring consistent performance under stress.

U

UFE (Ultra Fuel Economy)
Indicates Ravenol’s oils are tested to provide maximum fuel efficiency while reducing environmental impact.

Ultra-Low Sulphur Diesel (ULSD) Compatibility
Ensures modern oils work efficiently with ULSD fuels, reducing emissions and wear.

Under-Crown Deposit Protection
Ravenol’s advanced formulations prevent harmful deposits beneath pistons, ensuring better engine performance.

USVO (Ultra Strong Viscosity Oil)
Provides high viscosity stability across a wide temperature range, using the highest quality synthetic oils and additives.

V

Viscosity
The measure of an oil’s resistance to flow. Proper viscosity ensures efficient lubrication and engine protection.

Viscometrics
The study of viscosity characteristics to ensure optimal oil performance under various conditions.

Volatility
Indicates the oil’s tendency to evaporate at high temperatures. Low volatility means better oil consumption and stability.

Z

Zinc Dialkyldithiophosphate (ZDDP)
An essential anti-wear additive, particularly for classic or high-performance engines.