Diesel Engine Oil CI-4 20W-50 S10 for Heavy-Duty Trucks, Mining & Construction Equipment
产品说明
Specifications and Approvals
- • API CI-4/SL
Performance Benefits
-
• Strong Anti-Wear ProtectionHelps protect pistons, camshafts, bearings, and valve systems under heavy-load diesel engine operation.
-
• Reliable High-Temperature StabilityMaintains lubrication performance in hot climates, long-haul transportation, and continuous industrial operation.
-
• Helps Reduce Sludge and Carbon DepositsDetergent and dispersant additives help keep engines cleaner and reduce soot accumulation caused by EGR systems.
-
• Stable Oil Film Under Heavy Load20W-50 viscosity provides strong oil film protection for older engines and high-temperature heavy-duty equipment.
-
• Supports Longer Engine Service LifeReduces component wear and helps lower maintenance frequency for fleet operators and equipment owners.
Applications
Applications
CI-4 20W-50 S10 Diesel Engine Oil is recommended for heavy-duty trucks, mining machinery, construction equipment, agricultural tractors, buses, commercial diesel vehicles, generators, and industrial diesel engines requiring API CI-4 lubricants.
It performs particularly well in:
Long-distance transportation fleets
Hot climate operating environments
Mining and quarry equipment
Construction and earthmoving machinery
Agricultural and farming equipment
Diesel engines equipped with EGR systems
High-load industrial diesel equipment
For operators facing high temperatures, dusty environments, and continuous heavy-duty operation, this oil helps improve lubrication stability, reduce oil consumption, and maintain reliable engine protection.
FAQ
What engines is CI-4 20W-50 S10 suitable for?
It is suitable for medium and heavy-duty diesel engines used in trucks, construction machinery, mining equipment, agricultural machinery, buses, and generators requiring API CI-4 engine oil.
Why choose 20W-50 diesel engine oil?
20W-50 provides a thicker oil film and stronger high-temperature protection, making it suitable for heavy-load operation, hot climates, and older diesel engines.
Is this oil suitable for EGR diesel engines?
Yes. The formulation is designed for diesel engines equipped with EGR systems and helps reduce soot deposits and wear.
Can this oil reduce engine sludge and deposits?
Yes. Its detergent and dispersant additive system helps control sludge, carbon buildup, and piston deposits during heavy-duty operation.
Do you support OEM or private label diesel engine oil?
Yes. We provide OEM and private label services including customized packaging, labeling, branding, and bulk supply solutions for distributors worldwide.
Looking for a Reliable CI-4 Diesel Engine Oil Supplier?
YUANGEN Petrochemical supplies high-performance CI-4 20W-50 diesel engine oil for distributors, wholesalers, construction contractors, mining companies, and industrial diesel equipment users worldwide.
✔ Stable bulk supply capacity
✔ OEM / Private Label support
✔ International shipping and logistics service
✔ Technical support for diesel engine lubrication
✔ Customized packaging solutions
Contact us today for pricing, product specifications, or customized diesel lubrication solutions for your equipment.
Typical Test Data
Test Item | Result | Method |
Density (20℃), kg/m³ | 876 | ASTM D4052 |
Kinematic Viscosity (100℃) mm²/s | 20.52 | ASTM D445 |
Kinematic Viscosity (40℃) mm²/s | 179 | ASTM D445 |
Viscosity Index | 134 | ASTM D2270 |
Pour Point, ℃ | -32 | ASTM D97 |
Flash Point (COC), ℃ | 242 | ASTM D92 |
Viscosity, Cold Crank (-15℃), mPa.s | 7860 | 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.