CI-4 10W-40 S10 Diesel Engine Oil for Heavy-Duty Trucks & Construction Equipment
产品说明
Specifications and Approvals
- • API CI-4/SL
Performance Benefits
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• Excellent anti-wear performanceProtects critical engine parts and reduces mechanical wear during heavy-duty operation.
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• Superior Engine CleanlinessHelps control sludge, soot, and carbon deposits to maintain cleaner engine internals.
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• Stable High-Temperature PerformanceMaintains oil stability and lubrication protection under high engine temperatures.
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• Reliable EGR CompatibilityDesigned for diesel engines equipped with exhaust gas recirculation systems.
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• Long Service LifeSupports longer engine durability and reduced maintenance frequency.
Applications for CI-4 10W-40 S10 Diesel Engine Oil
Applications
CI-4 10W-40 S10 diesel engine oil is recommended for heavy-duty trucks, logistics fleets, construction machinery, mining equipment, agricultural tractors, buses, commercial diesel vehicles, and power generation systems requiring API CI-4 engine oil.
It performs reliably in demanding environments such as long operating hours, dusty construction sites, high-load transportation routes, mining operations, and high-temperature industrial applications.
This heavy-duty diesel lubricant helps reduce engine wear, improve lubrication stability, and maintain cleaner engine operation for improved equipment reliability and operating efficiency.
Explore more products in our diesel engine oil series, including CI-4 15W-40 diesel engine oil and synthetic diesel engine oil solutions.
FAQ
What engines is CI-4 10W-40 S10 suitable for?
It is suitable for medium and heavy-duty diesel engines used in trucks, construction machinery, agricultural equipment, buses, generators, and industrial diesel systems requiring API CI-4 oil.
Is this oil suitable for EGR diesel engines?
Yes. The formulation is optimized for diesel engines equipped with EGR systems and helps control soot-related wear and deposits.
What are the benefits of 10W-40 viscosity?
10W-40 provides reliable low-temperature startup performance while maintaining stable lubrication under high-temperature and heavy-load conditions.
Can this oil help reduce engine sludge?
Yes. Its detergent and dispersant additives help reduce sludge, soot buildup, and piston deposits inside the engine.
Do you provide OEM or private label services?
Yes. We provide OEM and private label diesel engine oil solutions with customized packaging, branding, and bulk supply support.
Where can I learn more about API diesel engine oil standards?
You can visit the official API engine oil standards page for more information about diesel engine oil classifications.
Looking for a Reliable CI-4 Diesel Engine Oil Supplier?
YUANGEN Petrochemical supplies high-performance CI-4 10W-40 diesel engine oil for distributors, wholesalers, contractors, and industrial users worldwide.
✔ Stable bulk supply capacity
✔ OEM / Private Label support
✔ International export logistics service
✔ Technical support for diesel engine applications
✔ Customized packaging solutions
Contact us today for product pricing, technical specifications, or customized lubrication solutions for your diesel engines and industrial equipment.
Learn more about diesel lubrication standards from SAE International and American Petroleum Institute (API).
Typical Test Data
Test Item | Result | Method |
Density (20℃), kg/m³ | 865 | ASTM D4052 |
Kinematic Viscosity (100℃) mm²/s | 14.8 | ASTM D445 |
Kinematic Viscosity (40℃) mm²/s | 102.1 | ASTM D445 |
Viscosity Index | 151 | ASTM D2270 |
Pour Point, ℃ | -39 | ASTM D97 |
Flash Point (COC), ℃ | 234 | ASTM D92 |
Viscosity, Cold Crank (-25℃), mPa.s | 6360 | ASTM D5293 |
Base Number, mg KOH/g | 12.8 | ASTM D2896 |
Sulfated Ash, mass% | 1.6 | ASTM D874 |
Health, Safety & Environment
Avoid contact with skin. Use impervious gloves with used oil. After skin contact, wash immediately with soap and water.
Take used oil to an authorised collection point. Do not discharge into drains, soil or water.