Klüber ISOFLEX NBU 15 High-speed Spindle Bearing Grease 400g
€ 149,94
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- FAQ
- Additional information
- Reviews (13)
Description
Klüber ISOFLEX NBU 15 is a proven high-speed spindle bearing grease with excellent pressure resistance and long-term stability. It is based on a blend of ester oil, synthetic hydrocarbon oil, and mineral oil, thickened with barium complex soap.
- Pack size: 400 g cartridge
- Also available in: 50 g tube, 400 g Lube Shuttle cartridge, 1 kg can, 25 kg bucket
Applications
- Spindle bearings in machine tools and textile machinery
- High-speed plain bearings under load
- Precision gearboxes, ball screws, lead screws
- Bogie bearings and long-term lubrication in cable car systems
- Tooth flank lubrication in precision gears, e.g. bevel gears or electromechanical valve actuators
Benefits for your application
- High-speed grease with excellent pressure resistance
- Extremely high speed rating (n·dm up to ~1,600,000)
- Excellent resistance to water, media and oxidation
- Superior corrosion protection (EMCOR ≤ 1)
- Low self-heating due to minimal friction
- Compatible with central lubrication systems – good pumpability
Technical data
| Article number | 0040260591 |
| Colour | Beige |
| Texture | Homogeneous, short fibrous |
| Base oil | Ester / synthetic hydrocarbon oil / mineral oil |
| Thickener | Barium complex |
| Temperature range | –40 °C to +130 °C |
| Kinematic viscosity @40 °C / 100 °C | approx. 21 mm²/s / 4.5 mm²/s |
| Worked penetration (25 °C) | 265–295 (0.1 mm) |
| Dropping point | ≥ 220 °C |
| Density (20 °C) | approx. 0.99 g/cm³ |
| Speed factor (n·dm) | approx. 1,600,000 mm/min |
| Corrosion protection (EMCOR) | ≤ 1 |
| Shear viscosity (25 °C / 300 s⁻¹) | 4000–8000 mPas |
| Shelf life | 36 months |
Application notes
- Apply with brush, spatula, cartridge or grease gun
- Check compatibility with elastomers and plastics before series use
Recommended grease guns: Pressol manual lever grease gun, OKS 5500
Benefits for your application
- Extended relubrication intervals thanks to high thermal and mechanical stability
- Increased process reliability due to outstanding corrosion protection (EMCOR ≤ 1)
- Lower heat generation and energy loss due to low friction characteristics
- Longer bearing life under mixed friction conditions and high loads
- Excellent performance in high-speed spindle systems (n·dm up to approx. 1,600,000)
- Versatile use in both precision mechanics and central lubrication systems
Kluber ISOFLEX NBU-15, Klueber ISOFLEX NBU15
Hazard Information (CLP)
Signal word: Warning
Hazard statements (H-phrases)
- H302 + H332: Harmful if swallowed or inhaled.
Precautionary statements (P-phrases)
Prevention:
- P264: Wash skin thoroughly after handling.
- P270: Do not eat, drink or smoke when using this product.
- P271: Use only outdoors or in a well-ventilated area.
Response:
- P301 + P312 + P330: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth.
- P304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.
Hazard-determining component(s) for labeling
- Barium salts
KLÜBER LUBRICATION MÜNCHEN GMBH & CO. KG, Geisenhausenerstraße 7, 81379 München, GERMANY, +49 89 7876 0, [email protected], www.klueber.com
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13 reviews for Klüber ISOFLEX NBU 15 High-speed Spindle Bearing Grease 400g
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simona_roma –
Very satisfied, better than I expected. This solved my problem completely! Better than anything I’ve tried so far. I was skeptical, but now I order regularly.
Johanna E. –
Looks even nicer in person. No unpleasant smell, which I really appreciate. Perfect for my needs; I’m very satisfied.
Chloé –
A friend recommended it to me and I’m thrilled with the purchase. Easy to use, without making a mess.
Angela S. –
No unpleasant smell; I really like that. Great product, worth every cent.
markus_88 –
Perfectly packaged.
Caleb –
100% recommended.
Camilla M. –
The quality surprised me in a good way.
paula88 –
Been using it for 2 weeks and already see results! Very effective; I noticed a change in just one week. Very fast delivery, thank you. I’ve been using it for 2 weeks and already see results!
Clément M. –
Perfect match with the description.
Madison E. –
Pleasant to use at home. I noticed a difference after a short time! Surprisingly good quality for the price.
francesca_s –
Better than anything I’ve tried before.
sarah_paris –
Pleasant to use at home. Looks even nicer in person.
caroline_s –
Great product, worth every cent. Looks even nicer in real life.