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Overbased Magnesium Sulfonate Magsul™ OB9A is a cost efficient overbased magnesium sulfonate that lends detergent/dispersant, acid neutralizing, rust and corrosion inhibiting characteristics to a variety of lubricants. Magsul™ OB9A is a good choice for automotive, marine, diesel and stationary diesel lubricants. Nominal dosages ranging from 0.25% to 5.0% (Wt.) in the finished lubricant are effective. Magnesium sulfonates contribute lower ash to formulated products than the traditional overbased calcium sulfonate counterparts. This product exhibits good compatibility with most mineral base oils, white oils, and synthetic base stocks.

Functions: Buffers & pH Stabilizer, Corrosion Inhibitor, Detergent, Dispersant

Chemical Family: Sulfonates, Sulfonic Acids & Derivatives

Compatible Base Stocks: Mineral Oils, Synthetic Base Stocks

Features: Broad Compatibility, Excellent Demulsibility

End Uses: Marine Lubricant

Technical Data Sheet
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Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Fluids & Lubricants End Use
Use Level
0.25 - 5%
Applications

Magsul OB9A should be considered as a good choice for marine and cylinder oils and can also be used in a variety of lubricant formulations such as automotive crankcase and industrial oils as well as various fuel applications. This product can be effective at relatively low treat rates (0.1 to 5% in the finished product).

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Color (Dilute)5.5ASTM D1500
Density (at 15.6°C)9.3Pounds per GallonASTM D1250
Magnesium Content9.3Wt.%ASTM D4951
Magnesium Sulfonate Content28Wt.%KTI TM100
Specific Gravity (at 15.6°C)1.11ASTM D4052
Sulfur Content1.5Wt.%ASTM D3712
Total Base Number400mgKOH/gASTM D2896
Viscosity (at 100°C)150cStASTM D445

Packaging & Availability

Availability

Magsul™ OB9A is available in Bulk Shipments, Totes, and 55-Gallon Drums.