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Leanon Petroleum Technology Co., Ltd.

As a full-industry-chain service provider in the lubricants sector, Leanon Petroleum Technology Co., Ltd. China National VI/Euro VI Engine Oil Manufacturer and Wholesale National VI/Euro VI Engine Oil Company, we have established a comprehensive industrial ecosystem spanning international base oil trade, innovative lubricant formulation R&D, intelligent automated blending production, fully automated filling & packaging, professional packaging container design & manufacturing, to marketing promotion. As a full-industry-chain service provider in the lubricants sector, Leanon Petroleum Technology Co., Ltd. has established a comprehensive industrial ecosystem spanning international base oil trade, innovative lubricant formulation R&D, intelligent automated blending production, fully automated filling & packaging, professional packaging container design & manufacturing, to marketing promotion.

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Focus On Dynamics

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National VI/Euro VI Engine Oil Industry knowledge

How Euro VI Engine Oil Enhances Engine Longevity and Efficiency

Euro VI Engine Oil plays a crucial role in modern diesel engines by meeting the stringent emission and performance standards set for Euro VI vehicles. These oils are formulated with advanced additives and base oils that provide superior protection against wear, deposits, and oxidation, ensuring the engine operates efficiently over its lifespan.

Key Benefits of Euro VI Engine Oil

Reduced Engine Wear: High-quality additives form a protective film on engine components, minimizing friction and extending the service life of critical parts such as pistons, bearings, and camshafts.
Enhanced Fuel Efficiency: Low-viscosity and high-performance formulations reduce internal engine resistance, optimizing fuel consumption without compromising protection.
Improved Thermal Stability: Euro VI Engine Oil resists breakdown under high temperatures, maintaining consistent lubrication and preventing sludge and deposit formation.
Emission System Compatibility: Designed to be fully compatible with diesel particulate filters (DPFs) and exhaust gas recirculation (EGR) systems, helping vehicles meet Euro VI emission limits.
Extended Oil Drain Intervals: Superior oxidation resistance allows for longer oil change intervals, reducing maintenance costs and downtime.

Parameter Overview

Property	Typical Value
Viscosity Grade	5W-30, 10W-40
Density (at 15°C)	0.85-0.88 g/cm³
Flash Point	220-240°C
Pour Point	-36 to -30°C
Sulfated Ash	≤1.0%
API/ACEA Specification	API CK-4, ACEA E9

How National VI Engine Oil Enhances Diesel Engine Longevity and Efficiency

National VI Engine Oil is specifically formulated to meet the stringent requirements of China's National VI emission standards, which are aligned with Euro VI regulations. These oils play a critical role in ensuring diesel engines operate efficiently while maintaining durability.

1. Advanced Additive Technology

National VI Engine Oil contains a precise blend of detergents, dispersants, anti-wear agents, and antioxidants.

Detergents and dispersants: Keep engines clean by preventing soot, carbon deposits, and sludge accumulation, which can otherwise accelerate wear and reduce efficiency.
Anti-wear agents: Protect critical engine components, such as camshafts, pistons, and turbochargers, under high-load and high-temperature conditions.
Antioxidants: Prevent oil oxidation, maintaining viscosity stability and reducing the formation of harmful acids.

2. Optimized Viscosity for Fuel Efficiency

National VI Engine Oil is engineered with multigrade viscosity properties, ensuring a stable lubricating film across a wide temperature range. This reduces internal friction, improving fuel economy without compromising engine protection.

3. Soot and Particulate Control

With stricter emission standards, diesel engines produce more fine soot and particulates. National VI Engine Oil is designed to handle higher soot loads by:

Preventing thick sludge formation that can impair engine operation.
Maintaining dispersibility to protect engine surfaces and oil passages, ensuring consistent lubrication.

4. Extended Oil and Engine Life

The enhanced thermal stability and anti-wear properties of National VI Engine Oil reduce engine component degradation over time. This leads to:

Longer intervals between oil changes.
Reduced maintenance costs.
Prolonged engine service life.

5. Compatibility with Aftertreatment Systems

Modern diesel engines are equipped with Diesel Particulate Filters (DPF) and Selective Catalytic Reduction (SCR) systems. National VI Engine Oil is formulated to minimize phosphorus, sulfur, and ash content (Low SAPS), protecting these systems from clogging and ensuring emission compliance without sacrificing engine performance.

Conclusion

By combining advanced additive technology, optimized viscosity, soot management, and compatibility with emission control systems, National VI Engine Oil not only extends the lifespan of diesel engines but also enhances fuel efficiency and reliability. For fleet operators and individual users, adopting National VI Engine Oil means lower operating costs, higher engine durability, and compliance with strict environmental standards.