PRODUCT DESCRIPTION
VESTEL Gear Oil SAE 140 API GL-4/80W-90 is a lubricating gear oil for mechanical transmissions based on high quality base oils and additives that are a balanced combination of active ingredients. Special high pressure agents and other additives offer excellent wear protection even under harsh operating conditions.
APPLICATION
VESTEL Gear Oil SAE 140 API GL-4/80W-90 is designed for use in highly loaded, hypoid gears and for use as an extreme pressure gear oil where this grade of lubricant is specified by the manufacturer.
FEATURES AND ADVANTAGES
- Excellent adhesion and pressure resistant lubricating film
- Good oxidation stability
- Exceptional viscosity temperature behaviour
- Low pour point
- Good protection against rust and corrosion
- Increase wear-inhibiting effect
- Excellent foam-resistant composition
- compatible with all types of metals and sealing materials
Chemical and Physical Properties
| Sr.No | Characteristic Result | Method | Result | Specification |
| 1. | Appearance | Visual | C/B | C/B |
| 2 | Kin. Viscosity, cSt, 40°C | D445 | 351.12 | Reported |
| 3. | Kin. Viscosity, cSt, 100°C | D445 | 26.25 | 24.00 TO 37.00 |
| 4. | Viscosity Index | D2270 | 101 | TYP 95 |
| 5. | Flash Point, COC, °C | D92 | 210 | TYP 200 |
| 6. | Copper corrosion | D130 | 1A | Reported |
| 7. | Pour Point, °C | D97 | -43 | Reported |
| 8. | Density @ 15 °C kg/l | D4052 | 0.902 | Reported |
