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T203
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T203
Commodity category：Antioxidant and Corrosion Inhibitor Double Octyl Zinc Dialkyldithophosphate (ZDDP)
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I. Key Product Benefits
Zinc dioctyl primary Alkyl dithiophosphate (ZDDP) .
Outstanding oxidation and corrosion resistance.
Excellent thermal stability .
Excellent hydrolytic stability and anti-wear property.
Excellent extreme pressure properties.
Good oil solubility and compatibility with other additives.
II. Application
Blended in the formulation of premium lubricant,it’s can be compounded with sulfonate detergent and dispersant to apply in high grade diesel engine oil .and also apply in hydraulic oil compounded with other additives .
III. Recommended Treat Rate
0.5%wt.-3.0%wt. with application.
IV. Typical Characteristics
| Item | Quality Index | Test Method | |
| Appearance | Amber transparent liquid | Visual Observation | |
| Chroma | ≤2.5 | GB/T6540 | |
| Density,20℃ | g/cm3 | 1.06-1.15 | GB/T2540 |
| Kinematic Viscosity | (100℃)mm2/s | Report | GB/T265 |
| Flashing Point(COC) | ℃ | ≥185 | GB/T3536 |
| Sulfur Content | %(m/m) | 12.0-18.0 | GB/T338 |
| Phosphorus Content | %(m/m) | 6.5-8.8 | SH/T0296 |
| Zinc content | %(m/m) | 8.0-10.5 | SH/T0226 |
| PH Value | ≥ 5.3 | SH/T0394-1996 Appendix A | |
| Moisture Content | %(m/m) | ≤0.09 | GB/T260 |
| Mechanical Impurity | %(m/m) | ≤0.07 | GB/T511 |
| Thermal Decomposition Temperature | ℃ | ≥225 | GB/0561 |
V. Storage,Package and Transportation
Storage, loading and unloading,mixing as per SH/T0164.
Max Handling Temp:75℃.
Nonflammable, nonexplosive and noncorrosive.It does not need special protection.
Packaged by galvanized barrels(N.W 200kg/Drum).
