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NA-SUL® BSB is a premium non-staining rust and corrosion inhibitor with excess alkalinity in the form of barium hydroxide.

Functions: Corrosion Inhibitor, Demulsifier

Chemical Family: Sulfonates, Sulfonic Acids & Derivatives

Compatible Base Stocks: Paraffins

Compatible Substrates & Surfaces: Metal

Features: Corrosion Resistant, Non-Staining

End Uses: Caliper Pin Grease, Chassis Grease, Circulating Oils, Gear Oils, Metalworking Fluids

Technical Data Sheet
  • TypeDocument Name
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Knowde Enhanced TDS

Identification & Functionality

Fluids & Lubricants Functions
Chemical Composition

Basic barium dinonylnaphthalenesulfonate in light mineral oil

Features & Benefits

Fluids & Lubricants Features
Product Advantages
  • Excellent rust and corrosion protection performance
  • Reserve alkalinity for acid neutralization
  • Superior demulsibility

Applications & Uses

Compatible Base Stocks
Compatible Substrates & Surfaces
Use Level
0.05% - 1.0% (Circulating oils), 0.50% - 3.0% (Greases), 5.00% - 15.0% (Rust preventive fluids), 0.10% - 0.5% (Gear oils)
Product Uses
  • NA-SUL® BSB is a versatile rust and corrosion inhibitor used in rust preventive formulations, greases, and lubricating oils. Its excess alkalinity is useful in deactivating and neutralizing acidic components in lubricant formulations. NA-SUL® BSB is an excellent rust inhibitor and demulsifier.
  • It is also used in extreme pressure lubricants based on chlorinated paraffins where it provides superior rust protection and acid neutralization. As a result of its alkalinity, in metalworking fluids, NA-SUL® BSB works as an HCl scavenger when used in combination with chlorinated paraffins to avoid rusting of newly machined metal parts.
  • NA-SUL® BSB can also be used to formulate high performance water displacement type rust preventive fluids.
  • Properties

    Physical Form
    Appearance
    Clear brown viscous liquid
    Insoluble in
    Water
    Soluble in
    Petroleum, Most common solvents, Synthetic lubricant base stocks
    Typical Properties
    ValueUnitsTest Method / Conditions
    Viscosity (at 40°C)2400cStASTM D 445, DIN 51 550
    Viscosity (at 100°C)62cStASTM D 445, DIN 51 550
    Density (at 15.6°C)1.07g/mLASTM D 4052
    Weight (at 25ºC)8.9lbs/gallon
    Flash Point165°CASTM D 92, DIN 51 376, Cleveland Open Cup (COC)
    Total Base Number45mg KOH/gASTM D 4739
    Barium Content12%
    Note

    It is recommended to verify the solubility in the base oils used and the compatibility with other additives.

    Packaging & Availability

    Packaging Type
    Standard Packaging

    480 lbs (218 kg) closed head drum

    Storage & Handling

    Shelf Life
    3 Years
    Storage Conditions
  • Store in a cool, dry place away from any direct source of heat and moisture.
  • Maximum recommended storage temperature: 46°C (115°F)
  • Handling
    • Avoid all personal contact.
    • Observe good personal hygiene.