| 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 |
Disclaimer: Information provided by this website including specifications, applications and formulations are based on tests and data supplied by Smart Oil companies, manufacturers or any of our collaborated companies or suppliers, which are believed to be correct and reliable at the time of writing and data update. However, Smart Oil companies, manufacturers or any of our collaborated companies or suppliers make no warranty or responsibility, express or implied, of any kind regarding products, performance, formulations or applications, as operation conditions and application environments are beyond our control, or products will be modified by action of manufacturers or due to change in market environments. Users are herewith expressively requested to conduct test to determine the suitability of our products or product information before use. Furthermore, we regret that we cannot be responsible for informing customers any changes in specifications, formulations, or other technical contents on this website. Also, We hereby state that all product trademarks other than Smart Oil, including trademarks from our suppliers, are the trademarks belonged to the respective companies, or from their sources.
| Head office | ： | Smart Oil & Chemical Ltd. |
|---|---|---|
| Address | ： | Flat 605, 6/F, Leader Ind. Centre, 57-59 Au Pui Wan St., Shatin, Hong Kong, China. |
| ： | marketing@smart-oil.com | |
| Tel | ： | (852) 2887-5466 |
| Subsidiary | ： | Smart (QingYuan) Lubrication Technologies Co., Ltd. |
| Address | ： | 12 Hanhe Avenue, New Materials Park A, Qingyuan Huaqiao Industrial Park, Donghua, Yingde, Qingyuan, China. |
| Postcode | ： | 513058 |
| Subsidiary | ： | Smart Oil & Chemical Trading (Shanghai) Ltd. |
| Address | ： | Rm 506, Hua Nan Mansion, 1988 Dongfang Rd, Pudong, Shanghai, China. |
| Postcode | ： | 200125 |
| Tel | ： | (86) 21-6109-6170 |
| Distributor | ： | Shenzhen Smart Enterprise Ltd. |
| Address | ： | 3E Laifu Mansion, Fuyong Station, Jufu Community District, Fuyong Jiedao, Fuyong, Baoan, Shenzhen, China. |
| Tel | ： | (86) 755-2732-2293 |
