Lubricant Additives / T 203 ZBPD & ZDTP-50
Basic information
- Product: Zinc Butyl Octyl Primary Alkyl Dithiophosphate
- CAS NO.: 68649-42-3
- EINECS NO.: 272-028-3
- Formula: C28H60O4P2S4Zn
- Formula weight: 716.39
Physicochemical property
| Item | Index | Test Method |
| Appearance | Light yellow to amber transparent liquid |
Visual Inspection |
| Density (20℃),kg/m³ | 1060-1150 | SH/T0604,ASTM D4052 |
| Kinematic Viscosity (100℃),mm²/s | Report | GB/T265,ASTM D445 |
| Flash Point (COC),℃ | >180 | GB/T3536,ASTM D92 |
| pH value | >5.8 | SH/T0394-1996,AnnexA |
| Zn Content,m% | 8.5-10.5 | NB/SH/T0824,ASTM D4951 |
| P Content,m% | 7.5-8.8 | NB/SH/T0824,ASTM D4951 |
| S Content,m% | 14.0-18.0 | SH/T0303,ASTM D1552 |
| Color, number | ≤2.0 | GB/T6540,ASTM D1500 |
| Water Content, m% | ≤0.03 | GB/T260,ASTM D95 |
| Mechanical Impurities,m% | ≤0.07 | GB/T511 |
Packaging And Store
190kg iron drum packaging or Iso tank.
The product is packed in iron drums with a net weight of 200kg, applicable to various modes of transportation.
The maximum storage and transportation temperature shall not exceed 75℃ in short term, and shall not exceed 45℃ in long term. The shelf life is 2 years.
This product is not flammable, explosive and corrosive, with no special protection required. In case of accidental contact with skin, wash it off thoroughly with water and detergents.
Application
RF2203 refers to Zinc Dioctyl Primary Alkyl Dithiophosphate. This product features excellent oxidation and corrosion resistance, anti-wear, extreme pressure properties, and thermal stability in particular, and it offers favorable oil solubility, additive compatibility, and Demulsification as well. It is used in the formulation of premium diesel engine oils with the combination of sulphonate detergent and ashless dispersant, and in anti-wear hydraulic oils when combining with other additive packages. The recommended treat rate is 0.5%-3.0% (m%).
