DESCRIPTION
Hybase® M-401 is a general purpose 400 TBN oil soluble overbased magnesium sulfonate. It is typically used as a detergent and rust inhibitor in crankcase lubricants. Hybase® M-401 is compatible with most mineral base oils, white oils, and synthetic base stocks.
APPLICATIONS
Automotive, diesel, marine, railroad and stationary diesel lubricants.
TYPICAL TREAT
Nominal dosages would range from 0.5 to 5.0 wt. % of the finished lubricant.
HANDLING INFORMATION
Hybase® M-401 is a liquid overbased magnesium sulfonate and is normally handled at elevated temperatures. For general purposes, the following storage and handling temperatures are recommended:
STORAGE 60-80°C (140-176°F)
HANDLING 80-90°C (176-194°F)
| PROPERTIES | TEST METHOD | TYPICAL VALUES |
| Calcium, wt. % | ASTM D4951 | 9.3 |
| Calcium Sulfonate, wt. % | ASTM D3712 | 28.0 |
| Total Base Number, mg KOH/g | ASTM D2896 | 395 |
| Water, wt. % | ASTM D95 | 0.4 |
| Viscosity @ 100ºC, cSt | ASTM D445 | 150 |
| Flash Point, COC ºC | ASTM D92 | 220 |
| Specific Gravity 15ºC | ASTM D4052 | 1.110 |
| Color (dilute), rating | ASTM D1500 | 4.0 |
| Sediment, vol. % | ASTM D2273 | 0.02 |
| Sulfur, wt% | ASTM D4951 | 2.00 |
For more information, please contact us or email uk.sales@krahn.eu