Description
UNIREX™ N Series greases are premium-quality lithium complex lubricants designed for high-temperature rolling element bearing applications. Ideal for electric motors and a wide range of industrial equipment, they provide excellent thermal stability, long grease life, superior water resistance, and reliable corrosion protection. UNIREX N greases are not recommended for applications requiring extreme-pressure (EP) performance.
Features & Benefits:
- Excellent high-temperature performance up to 190°C.
- Long service life for reduced maintenance intervals.
- Reliable protection against wear, rust, and corrosion.
- Outstanding water resistance to prevent grease washout.
- Excellent mechanical stability under continuous operation.
- Suitable for high-speed bearing applications.
- Good low-temperature performance for smooth start-up.
Applications:
UNIREX™ N Series is recommended for:
- Electric motor bearings (NEMA Class A, B, and F motors).
- Rolling element bearings operating at high temperatures.
- Industrial machinery requiring long-life lubrication.
- High-speed deep-groove ball bearings (UNIREX N 3).
- Manual lubrication applications.
- UNIREX N 2 can also be used in automatic centralized lubrication systems where applicable.
Properties and Specifications:
| Property | 2 | 3 |
| Grade | NLGI 2 | NLGI 3 |
| Thickener Type | Lithium Complex | Lithium Complex |
| Color, Visual | Green | Green |
| Dropping Point, °C, ASTM D2265 | 210 | 210 |
| Oil Separation, 30 h @ 100 C, mass%, ASTM D6184 | 1.5 | 0.6 |
| Penetration, 100 KX, 0.1 mm, ASTM D217 | 25 | 30 |
| Penetration, 60X, 0.1 mm, ASTM D217 | 280 | 235 |
| SKF Emcor Rust Test, Distilled Water, ASTM D6138 | 0 , 1 | 0 , 1 |
| Viscosity @ 100 C, Base Oil, mm2/s, ASTM D445 | 12.2 | 12.2 |
| Viscosity @ 40 C, Base Oil, mm2/s, ASTM D445 | 115 | 115 |
| Viscosity Index, ASTM D2270 | 95 | 95 |
| Water Washout, Loss @ 79 C, wt%, ASTM D1264 | 3.7 | 3.5 |





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