Description
THERMOPLEX ALN 251 EP is a synthetic gear flow grease for high temperatures based on synthetic hydrocarbons with a partly synthetic special thickener with high metal affinity.
Characteristics
- High resistance towards oxidation and high temperatures
- High load carrying capacity
- Excellent wear protection
- Long grease service life and wide operating temperature
- High lubricating effect at low friction coefficients
Applications
- In gears of electric tools, machine tools, actuating drives, needle bearings and for all applications where structurally viscous lubricants have to stop leakage and to reduce wear.
Technical specifications
| Colour | beige |
| Density at 20°C | 0,90 g/cm³ |
| Operating temperature range | -50 to 140 °C |
| Thickener | Polyurea aluminium special soap |
| Base oil | Synthetic hydrocarbons |
| Kin. viscosity of the base oil at 40°C | 25 mm²/s |
| Kin. viscosity of the base oil at 100°C | 5.6 mm²/s |
| Worked penetration | 310 – 340 mm/10 |
| Consistency class (NLGI) | 1 |
| Dropping point | > 180 °C |
| Resistance to water | 0 – 90 |
| Corrosion protection ( SKF-Emcor) | 0 / 0 |
Lubricant Consult GmbH, Gutenbergstraße 13, 63477 MAINTAL (GERMANY), +49 6109/7650-0, [email protected], www.lubcon.com






Ludovica F. –
This solved my problem completely! Better than anything I’ve tried so far. No unpleasant smell; I really like that.
Louise S. –
Packaging was slightly damaged, but product is excellent. Very effective; noticed a change after just one week.
Tobias H. –
Everything perfect and fast. Durable product. Excellent packaging.
hunter23 –
Highly recommended. Very durable.
caroline.x –
Perfect for my needs; I’m very satisfied. Very satisfied, better than expected.