Diesel Engine Oil Additive Package HD6081 (API CK-4)

HD6081 is an additive for diesel engine oil

Diesel Engine Oil Additive Package HD6081 (API CK-4)

Basic information

CK-4 diesel engine oil can be blended by using HD6081 in API Group ll base oil,the recommended treat rate is 13.8%.The diesel engine oil formulated using this package provides excellent detergency,soot dispersion,high temperature anti-oxidant and anti- wear performance,which  is compatible with  EGR,SCR,DPF  and other tail gas  post- treatment devices.

Physicochemical property


Performance Grade SAE Viscosity Grade Treat Rate,m%




Property Test Method Typical Value
Density at 20℃,kg/m³ ASTM D4052 956
Flash Point (COC),℃ GB/T3536 210
KinematicViscosity(100℃),mm²s ASTM D445 120
Calcium,m% ASTM D4951 1.34
Nitrogen,m% ASTM D5291 0.82
Zinc,m% ASTM D4951 0.98
Phosphorus,m% ASTM D4951 0.86
Base Number,mgKOH/g ASTM D2896 54
Water,% GB/T260 0.08
Appearance Visua Brown viscous liquid

Introduction to HD6081 (API CK-4) Diesel Engine Oil Additive Package

HD6081 (API CK-4) Diesel Engine Oil Additive Package is a state-of-the-art formulation engineered to enhance the performance and longevity of diesel engine oils. This section provides an overview of the additive package, highlighting its significance in meeting industry standards and addressing the challenges faced by modern diesel engines.

Key Features and Benefits of HD6081 (API CK-4)

This section delves into the key features and benefits of HD6081, emphasizing its role in enhancing wear protection, oxidation resistance, deposit control, fuel economy, and low-temperature performance. Each feature is discussed in detail, showcasing the additive package’s comprehensive approach to optimizing diesel engine performance.

Wear Protection and Friction Reduction

HD6081 incorporates specialized anti-wear additives that form a durable protective layer on engine surfaces, reducing friction and minimizing wear even under high-stress conditions. This section explores how these additives contribute to extended engine life and improved reliability.

Oxidation Resistance and Thermal Stability

The additive package includes antioxidants and thermal stability agents designed to inhibit oil degradation and oxidation, ensuring viscosity retention and prolonging oil life. This section discusses the importance of oxidation resistance in maintaining oil quality and performance over extended drain intervals.

Deposit Control and Engine Cleanliness

HD6081 features detergents and dispersants that prevent the formation of sludge, varnish, and deposits, maintaining engine cleanliness and efficiency. This section highlights the role of these additives in preserving engine performance and minimizing maintenance requirements.

Fuel Economy and Efficiency Improvement

By reducing friction and enhancing lubricity, HD6081 contributes to improved fuel efficiency and reduced operating costs. This section explores how the additive package optimizes fuel economy while maintaining superior engine protection and performance.

Low-Temperature Performance and Cold-Start Reliability

HD6081 is engineered to provide excellent flow properties and cold-start performance, ensuring optimal lubrication even in harsh winter conditions. This section discusses the importance of low-temperature performance in preventing engine wear and ensuring reliable operation in cold climates.


This section covers the wide range of diesel engine applications suitable for HD6081, including heavy-duty trucks, construction equipment, agricultural machinery, and stationary power generators. Additionally, it discusses the compatibility of the additive package with various base oils and its versatility in formulating diesel engine oils.

Related URLs and recommendations

  1. Lubrizol Corporation Official Website
    • Website: www.lubrizol.com
    • Description: Lubrizol Corporation’s official website provides comprehensive information about their products, including lubricants, additives, and specialty chemicals. Visitors can explore their product offerings, industry solutions, technical resources, and latest news and updates.
  2. American Petroleum Institute (API)
    • Website: www.api.org
    • Description: The American Petroleum Institute (API) website offers valuable insights into industry standards, certifications, and regulations, including specifications for diesel engine oils such as API CK-4. Visitors can access technical documents, publications, and educational resources related to diesel engine lubrication and performance.
  3. Society of Automotive Engineers (SAE) International
    • Website: www.sae.org
    • Description: SAE International’s website provides access to technical papers, standards, and research publications related to automotive and aerospace engineering. Visitors can explore information on diesel engine technology, lubrication standards, and advancements in the field of lubricant additives.
  4. Chevron Lubricants
    • Website: www.chevronlubricants.com
    • Description: Chevron Lubricants’ website offers a range of resources on diesel engine oils, additives, and lubrication solutions. Visitors can learn about their product offerings, technical services, industry insights, and customer support options for optimizing diesel engine performance.
  5. ExxonMobil
    • Website: www.exxonmobil.com
    • Description: ExxonMobil’s website provides information on their diesel engine oil products, including specifications, applications, and performance benefits. Visitors can explore technical data sheets, product safety information, and industry news related to lubricants and additives.

Diesel Additives
>Cetane Improver
>Diesel Pour Point Depressant
>CFPP Improver
>Antiwear Agent
>ZDDP Series
>Viscosity Index lmprover
Ashless Dispersant
Emulsion Explosive Series
>Lubrizol Series
>Specialty Chemicals


1. What is HD6081 and its significance in diesel engine oil?
– HD6081 is an additive package designed for diesel engine oils formulated to meet the API CK-4 specification. It enhances the performance and longevity of diesel engine oils, ensuring they meet the rigorous requirements of modern diesel engines.

2. What are the key benefits of using HD6081 in diesel engine oils?
– HD6081 improves oxidation stability, wear protection, shear stability, and soot handling capabilities of diesel engine oils. It enhances engine cleanliness, minimizes deposits, and prolongs oil life, ultimately leading to improved engine performance and efficiency.

3. How does HD6081 contribute to API CK-4 compliance?
– HD6081 contains a balanced blend of additives that meet the stringent requirements outlined in the API CK-4 specification. It ensures that diesel engine oils formulated with HD6081 deliver the necessary performance attributes to meet or exceed API CK-4 standards.

4. What types of diesel engines are compatible with diesel engine oils containing HD6081?
– Diesel engine oils incorporating HD6081 are suitable for a wide range of modern diesel engines, including those equipped with exhaust gas recirculation (EGR), selective catalytic reduction (SCR), diesel particulate filters (DPF), and other emission control systems.

5. How does HD6081 address the challenges posed by modern diesel engine technology?
– HD6081 is engineered to combat the adverse effects of higher operating temperatures, increased engine loads, and extended oil change intervals associated with modern diesel engines. It provides robust protection against wear, oxidation, and viscosity breakdown, ensuring optimal engine performance and durability.

6. What testing and validation procedures ensure the effectiveness of HD6081 in diesel engine oils?
– HD6081 undergoes rigorous testing and validation protocols to confirm its performance and compatibility with various diesel engine configurations and operating conditions. These tests include bench tests, engine dynamometer tests, and field trials to assess its efficacy in real-world applications.

Powered by TranslatePress