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By certification 
HAOTM203 Antioxidant & Corrosion Inhibitor
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 AppendixA |
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).
HUALUN, one of the leading antioxidant and corrosion inhibitor zinc dioctyl primary alkyl dithiophosphate (t203) suppliers in China, warmly welcomes you to buy our good quality and low price lubricant additives. And the free sample is also offered in our factory for you to check.
