Features & benefits
- High load-carrying capacity
- Suitable for long-term lubrication
- Good oxidation resistance
- Emergency running properties, i.e. in the case of mixed friction providing of wear protection by solid lubricants and EP additives
- Good protection against scarring (false Brinelling)
- Good water-washout resistance
- Good corrosion protection
- Good protection against fretting corrosion
Composition
- Mineral oil
- Lithium soap
- Solid lubricants
- EP additive
- Corrosion inhibitor
Applications
Used successfully on roller bearings, plain bearings, sliding guides, roller guides, ball-and-socket joints, splined shafts and threaded spindles.
Description
MOLYKOTE® BR-2 Plus High Performance Grease is a lithiumsoap-thickened, mineral oil grease fortified with MoS2 and other solid lubricants. It is a heavy duty, extreme pressure lubricant with high load-carrying capability at moderate to high speeds.
How to use
Clean points of contact. Apply in same way as lubricating greases, using brush, spatula, grease-gun or automatic lubricating device. Suitable for delivery by central lubricating system.
Typical properties
Specification writers: These values are not intended for use in preparing specifications. Please contact your local MOLYKOTE® sales representative prior to writing specifications on this product.
| Standard(1) | Test | Unit | Result |
|---|---|---|---|
| Color | Black | ||
| Consistency, density, viscosity | |||
| DIN 51 818 | NLGI consistency class | 2 | |
| ISO 2137 | Worked penetration | mm/10 | 265-295 |
| ISO 2811 | Density at 20°C | g/ml | 0.89 |
| DIN 51 562 | Base oil viscosity at 40°C(2) |
mm2/s | 114 |
| Temperature | |||
| Service temperature | °C | -30 to 130, 150 for short periods | |
| ISO 2176 | Drop point | °C | ≥175 |
| ASTM D1478-80 | Low-temperature torque test at -20°C
Initial break-away torque Torque after 20 minutes running time |
Nm
Nm |
151 x 10-3
59 x 10-3 |
| Load-carrying capacity, wear protection, service life | |||
| DIN 51 350 pt.4 | Four-ball tester (VKA) Weld Load | N | 3,600 |
| DIN 51 350 pt.5 | Wear scar under 800 N load | mm | 0.8 |
| Almen-Wieland machine OK load | N | 15,500 | |
| Frictional force with OK load | N | 3,150 | |
| DIN 51821-02-B | FAG rolling element bearing tester equipment, FE 9, 1,500/6,000/140°C, F50} | h | 195 |
| Speed | |||
| DN value(3) | mm/min | 450,000 | |
| Resistance | |||
| DIN 51 808 | Oxidation resistance, pressure drop 100 hr, 99°C | bar | 0.1 |
| Corrosion protection | |||
| DIN 51 802 | SKF-Emcor method | 0 | |
| Oil separation – evaporation | |||
| Oil separation, 7 days, 40°C | % | 3.8 | |
(1)DIN: Deutsche Industrie Norm. ISO: International Standardization Organization. ASTM: American Society for Testing and Materials.
(3)DN values are calculated approximations and will vary widely with temperature, load and bearing type.
Handling precautions
PRODUCT SAFETY INFORMATION REQUIRED FOR SAFE USE IS NOT INCLUDED IN THIS DOCUMENT. BEFORE HANDLING, READ SAFETY DATA SHEETS AND CONTAINER LABELS FOR SAFE USE, PHYSICAL AND HEALTH HAZARD INFORMATION.
Usable life and storage
When stored between 0 and 40°C in the original unopened containers, this product has a usable life of 60 months from the date of production.
Packaging
This product is available in different standard container sizes. Detailed container size information should be obtained from your nearest MOLYKOTE® sales office or MOLYKOTE® distributor.
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