| Appearance | Colourless to Pale Yellow Liquid |
| Specific Gravity@25℃ | 1.050 - 1.450 |
| Viscosity@40℃, cSt | 60 - 80 |
| pH Value (5% Water Dilution) | 9.0 - 11.0 |
| Sulfur Content, %wt | 12 - 18 |
SMARTSUL W4770 is a water soluble sulfurized EP additive, with slight amine smell. Sulfur is non-active, so it will not stain copper.
SMARTSUL W4770 can dissolve in water at all proportions, and is alkaline resistant.
SMARTSUL W4770 can be used in water-based formulations such as soluble oils, semi-synthetic and fully-synthetic fluids.
SMARTSUL W4770 can highly elevate heavy duty performance. More superior performance can be attained when combined with lubricating additives or chlorinated fats.
| Applications | Suggested Treat Rates, %wt |
| General Application | 3 - 15 |
| Net Weight/Gross Weight, kg | 230.0 / 240.0 |