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CF‑4 10W‑40 S10 Diesel Engine Oil – Superior Protection for Heavy‑Duty Engines

Product Description

CF‑4 10W‑40 S10 Diesel Engine Oil is formulated with Mobil high‑quality mineral base oils and optimized additives from internationally renowned brands, delivering reliable lubrication and protection for heavy‑duty diesel engines. This engine oil offers exceptional wear resistance, strong dispersant and detergent performance to keep the engine clean, and superior oxidation stability to maintain oil viscosity under high‑temperature and heavy‑load working conditions.
• Packaging: 18L, 200L
• Customized packaging available upon request
CF‑4 10W‑40 S10 Diesel Engine Oil – Superior Protection for Heavy‑Duty Engines
CF‑4 10W‑40 S10 Diesel Engine Oil – Superior Protection for Heavy‑Duty Engines

Specifications and Approvals

  • • API CF-4

Performance Benefits of CF‑4 10W‑40 S10

  • • Excellent anti-wear performance
    Protects critical engine components in heavy-duty diesel engines, reducing wear and extending engine life.
  • • Moderate high-temperature stability
    Maintains consistent lubrication under high-temperature and heavy-load conditions, preventing sludge and deposit formation.
  • • Good oxidation stability
    Effectively controls oil viscosity growth, keeping the engine clean and efficient during long-term operation.

Applications of CF‑4 10W‑40 S10 Diesel Engine Oil



Applications

CF‑4 10W‑40 S10 Diesel Engine Oil is ideal for a wide range of heavy-duty diesel equipment including trucks, buses, construction vehicles, agricultural machinery, and power generation systems.  
           

It meets API CF‑4 specifications and provides reliable lubrication, anti-wear protection, engine cleaning, and oxidation stability for engines operating under high-temperature and heavy-load conditions.


FAQ

What types of engines is CF‑4 10W‑40 S10 suitable for?

It is suitable for heavy-duty diesel engines in trucks, buses, construction machinery, agricultural equipment, and power generation systems that meet API CF‑4 specifications.

How does CF‑4 10W‑40 S10 protect my engine?

Provides good anti-wear protection, moderate high-temperature stability, and oxidation control, keeping engines clean and reliable under heavy load conditions.

Can I use this oil in all diesel engines?

It is suitable for diesel engines requiring CF‑4 level lubrication. Always check your engine manufacturer’s recommendations for compatibility.

Is this oil suitable for heavy-duty applications?

Yes, it is formulated for long-haul trucks, construction equipment, mining vehicles, and industrial diesel engines operating under high stress.

Do you provide OEM or private label services?

Yes, YUANGEN offers OEM and private label solutions, including customized packaging and branding for distributors and industrial clients worldwide.


Looking for a Reliable Diesel Engine Oil Supplier?

YUANGEN Petrochemical delivers high-performance CF‑4 10W‑40 S10 diesel engine oils to distributors, wholesalers, and industrial clients globally.

  • ✔ Bulk supply with consistent, high-quality products

  • ✔ OEM / Private Label solutions customized for your brand

  • ✔ Fast international delivery and logistics support

  • ✔ Expert technical support for all diesel engine applications

Contact us today to request a quotation and professional technical guidance for your diesel engines.

Get detailed product specifications and have our technical experts confirm whether this formulation is suitable for your equipment.
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Typical Test Data

Test Item

Result

Method

Density (20), kg/m³

864

ASTM   D4052

Kinematic Viscosity (40) mm²/s

104.9

ASTM   D445

Kinematic Viscosity (100) mm²/s

15.0

ASTM   D445

Viscosity Index  

150

ASTM   D2270

Flash Point   (COC),

232

ASTM   D92

Viscosity, Cold Crank   (-25), mPa.s

5784

ASTM D5293

Pour Point,  

-32

ASTM   D97

Foam (Foam tendency/Foam stability) mL/mL

 

24

93.5

After 24

 

 

0/0

5/0

0/0

ASTM D892


Health, Safety & Environment

The product is unlikely to present any significant health or safety hazard when properly used in the recommended application, and good standards of personal hygiene are maintained.
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.

Storage

All packages should be stored under cover. Where outside storage is unavoidable, drums should be laid horizontally to avoid the possible ingress of water and damage to drum markings. Products should not be stored above 60°C, exposed to direct sunlight or freezing conditions
The indicated properties are typical of those obtained with normal production tolerance and do not constitute a specification. All the information contained in this document is considered accurate as of date of printing, and no warranty or representation, expressed or implied is made as to the accuracy of the data and information in this publication. The information contained herein is subject to change without notice.
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For data security, YUANGEN does not disclose detailed product information on this website. Please briefly describe your equipment and application, and our technical team will review your request, provide accurate product specifications, and offer guidance on equipment compatibility.
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