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What is TBN400 Calcium Sulfonate for grease?

TBN400 Calcium Sulfonate is a type of grease thickener and additive that is commonly used in high-performance lubricating greases. TBN stands for Total Base Number, which indicates the alkaline reserve of the grease to neutralize acids formed during operation and to protect metal surfaces from corrosion. A TBN of 400 indicates a high alkaline reserve, making it suitable for applications where extended protection against acidic corrosion is required.

TBN400 Calcium Sulfonate is a high-performance grease thickener and additive known for its high alkalinity, excellent water resistance, extreme pressure properties, and oxidation stability.

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Calcium Sulfonate:

This is a type of thickener commonly used in grease formulations. It provides the grease with its semi-solid consistency and high-temperature performance characteristics.

TBN400 Calcium Sulfonate is a high-performance additive used in the formulation of greases. It serves multiple functions:

  • Grease Precursor: It’s used as a base ingredient in the production of overbased calcium sulfonate complex greases, which are known for their exceptional performance in extreme conditions.
  • TBN Booster: With a Total Base Number (TBN) of 400, it acts as a TBN booster, enhancing the grease’s ability to neutralize acids and protect against corrosion.
  • Rust Inhibitor: It provides excellent rust inhibition, which is crucial for protecting metal surfaces in various applications.

The high TBN value indicates a strong ability to neutralize acidic by-products of combustion, making it suitable for applications that require robust protection against corrosion and wear. Additionally, it imparts excellent extreme pressure (EP) properties to the grease, which is beneficial for high-temperature applications

Key Features and Benefits of TBN400 Calcium Sulfonate for Grease:

Rust and Corrosion Protection

  • Function: Provides superior protection against rust and corrosion, particularly in wet and corrosive environments, extending equipment life and reducing maintenance costs.

Extreme Pressure (EP) and Anti-Wear Properties

  • Function: Enhances the load-carrying capacity and wear protection of the grease, ensuring reliable performance and extended equipment life under high-load and high-pressure conditions.

Thermal Stability and Oxidation Resistance

  • Function: Offers excellent thermal stability and oxidation resistance, ensuring prolonged grease life and consistent performance under high-temperature operating conditions.

Water Resistance and Washout Resistance

  • Function: Provides excellent water resistance and washout resistance, maintaining grease consistency and performance in wet and challenging environments.

Multi-Functional Performance

  • Function: Acts as a multi-functional additive, combining the benefits of EP agents, anti-wear agents, rust inhibitors, and corrosion inhibitors in a single additive package, simplifying formulation and reducing the need for additional additives.

If you have any more questions or need further clarification, feel free to ask! 

When selecting TBN400 Calcium Sulfonate for your grease formulations, it’s essential to partner with a reputable additive supplier that offers high-quality products, technical support, and regulatory compliance. Ensure that the additive packages meet or exceed the relevant industry specifications and performance requirements to ensure optimal grease performance, equipment protection, and durability. Regular grease analysis, maintenance practices, and adherence to equipment manufacturer’s recommendations are essential for monitoring grease condition, identifying potential issues, and optimizing the performance and service life of the equipment and lubricant.

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