In the lubrication industry, oils protect machinery from wear and overheating. However, base oils alone cannot fully meet performance requirements. Lubricant additives are developed to enhance functionality and extend equipment lifespan. This article decodes the role of lubricant additives in industrial oil production.
WHAT ARE LUBRICANT ADDITIVES?
Lubricant additives are chemical compounds blended into base oils at concentrations ranging from 5% to 30%, depending on their intended use. They serve multiple functions, including antioxidation, anti-wear protection, contaminant dispersion, viscosity adjustment, and stabilizing oil properties during operation.
Each additive type has a specific role. When combined in a comprehensive formulation, they enable lubricants to meet technical standards such as API, ACEA, JASO, or OEM requirements from engine manufacturers. With high-quality additives, lubricants can perform reliably in harsh operating conditions.
ROLES OF LUBRICANT ADDITIVES
Anti-Wear Protection
Anti-wear additives, typically containing zinc or phosphorus, form an ultra-thin protective film on metal surfaces, reducing friction under high loads. This minimizes wear on engines and machine components, extending their lifespan and lowering maintenance costs.
Antioxidation
Antioxidant additives prevent oil degradation at high temperatures. Prolonged operation can cause oils to form sludge and corrosive acids. Additives like amines or active phenols inhibit oxidation, stabilizing the oil’s chemical structure and extending its service life. This allows manufacturers to produce more durable lubricants.
Detergency and Dispersion
Detergent and dispersant additives keep machinery systems clean. Detergent additives, such as calcium sulfonate, neutralize acids generated during fuel combustion, cleaning metal surfaces and preventing contaminant buildup. Dispersant additives, like polyisobutylene succinimide, suspend carbon soot particles, preventing sludge formation and blockages in engines. These additives work together to ensure optimal operational performance.
Viscosity Stabilization
These additives, often polymers, adjust oil viscosity based on temperature. At low temperatures, oils remain fluid for easy pumping. At high temperatures, oils avoid becoming too thin, maintaining a robust lubricating film. This is critical for multigrade oils like SAE 5W-30 or 10W-40.
Corrosion and Rust Protection
Anti-corrosion additives shield metal surfaces from water, acids, and gases like O₂ or CO₂. They form a protective film on machine components, preventing rust or chemical corrosion. These additives are ideal for hydraulic oils and marine lubricants.
Anti-Foaming
During operation, oils can form foam due to entrapped air. Anti-foaming additives, typically silicone-based, break down air bubbles in the oil. Foam reduces lubrication and cooling efficiency. With anti-foaming additives, oils maintain stable performance, making them essential for compressor oils and hydraulic fluids.
Extreme Pressure Performance
Extreme pressure additives function in components under heavy loads. Organic sulfur or phosphorus compounds form a durable film during high-friction conditions, preventing direct metal-to-metal contact and reducing damage. These additives are ideal for gear oils and industrial lubricants.
Lowering Pour Point
Pour point depressant additives keep oils fluid at low temperatures, preventing them from solidifying and ensuring pumpability during startup. These additives are suitable for lubricants used in cold climates.
Explore Vichem’s range of authentic lubricant additives.
CONSIDERATIONS WHEN USING LUBRICANT ADDITIVES
- Avoid arbitrarily mixing external additives into commercial lubricants, as this may cause adverse reactions and reduce oil quality.
- Additives must be compatible with operating conditions, such as temperature and load.
- Adhere to scheduled oil change intervals, as additives degrade over time.
VICHEM – TRUSTED DISTRIBUTOR OF HIGH-QUALITY LUBRICANT ADDITIVES IN VIETNAM
Vichem is a leading distributor of high-standard lubricant additives in Vietnam. We not only provide top-quality products but also offer international-standard after-sales services, including:
- Technical Consultation: Assisting customers in selecting additive products suitable for their production technology and application needs.
- Color Matching Testing: Our expert team conducts color matching tests to ensure additives meet design standards.
- Practical Application Support: Partnering with customers to integrate additives into production lines, ensuring optimal performance.
For more information about our products, please contact us through the following channels.
📞 Hotline: 0817 901 790
📧 Email: contact@vichem.vn
🔎 LinkedIn: Vichem JSC
🌐 Website: www.vichem.vn
📌 Facebook: Vichem JSC
