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T321
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T321
Commodity category：Sulfurized Isobutylene Extreme Pressure Additive
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I. Key Product Benefits
Mainly composed of sulfurized isobutene.
High sulfur content, low toxicity, light color.
Good oil solubility.
Excellent EP and load-carrying properties.
Good thermal stability.
Appliable in a variety of formulations with other P-N agents.
II. Application
Blended in the formulation of the following lubricant:
Gear oil .
Metalworking fluid .
Grease.
Hydraulic oil.
III. Recommended Treat Rate
0.5%wt.-5.0%wt. with application.
IV. Typical Characteristics
| Item | Quality Index | Test Method | |
| Appearance | Clear Amber Fluid | Visual observation | |
| Density,20℃ | g/cm3 | 1.10-1.20 | GB/T25404 |
| Kinematic Viscosity | 100℃,mm²/s | 5.5-8.0 | GB/T265 |
| Flash Point(COC) | ℃ | ≥100 | GB/T3536 |
| Sulfur Content | %(m/m) | 40.0-46.0 | SH/T0303 |
| Chlorine Content | %(m/m) | ≤0.4 | SH/T0161 |
| Mechanical Impurity | %(m/m) | ≤0.05 | GB/T511 |
| Oil Solubility | Dissolves without layer | Visual observation | |
| Copper Corrosion | (121℃，3h) | ≤Grade 3 | GB/T5096 |
| Four Ball Test (PD) | N | ≥4900 | GB/T 3142 |
V. Storage,Package and Transportation
Packaging, labeling, transportation, storage and delivery as per SH0164.
Stored in the shady warehouse away from sunlight.
If the skin is contacted with
The temperature should not exceed 75℃In the long term storage, the temperature should not exceed 45 ℃.
Nonflammable,nonexplosive and noncorrosive.
Packaged by galvanized drums(N.M 200kg/Drum).
