What grease is compatible with Polyrex em?
ExxonMobil lithium complex greases
Mobil Polyrex EM greases have been shown to be compatible with a number of ExxonMobil lithium complex greases, as well as competitive electric motor mineral polyurea products, as determined by the methodology of ASTM D6185. For specific questions about grease compatibility, contact your Mobil representative.
What is the difference between EP 1 and ep2 grease?
Mobilux EP 0 and 1 are suitable for centralised systems. Mobilux EP 2 are general-purpose greases. The recommended operating temperature range is from -20ºC to 130ºC, but they may be used at higher temperatures if the lubrication frequency is increased accordingly.
What is EP grease used for?
EP grease is a grease designed for extreme pressure. Putting AP or MP grease in situations where the grease will be put under such high pressures may cause more wear to the machinery in the long run. However, EP grease can be used almost anywhere that AP or MP grease would be needed.
What is nlgi2 grease?
NLGI Grade 2 grease is a multipurpose grease for oxygen and harsh chemicals in industrial applications. Grade 2 grease is an excellent lubricant for plain and antifriction bearings operating under moderate load and at medium speeds.
Is Mobil Polyrex em synthetic?
“Mobil SHC Polyrex 102 EM, our newest synthetic grease, gives operators an easy way to save energy and deliver the highest level of equipment protection.”
What is the operating temperature range for Exxon Polyrex EM grease?
Grease Types
| Grease Name | Dropping Point | Temperature Range (F) |
|---|---|---|
| Mobil Polyrex EM | 550 | -40 to 350 |
| Chevron SRI-2 | 470 | -20 to 350 |
| Shell Alvania RL2 | 385 | -30 to 275 |
| Nevastane HT/AW2 | 200 | -20 to 350 |
Is EP2 the same as NLGI 2?
We are all familiar with “EP 2” grease. This tells us two things, EP 2 grease is a NLGI Grade 2 and it is fortified with Extreme Pressure (EP) additives. This tells us nothing else about the thickener type, base oil type or viscosity of the base oil.
Is polyurea grease good for wheel bearings?
Polyurea Grease is a premium quality multipurpose, high temperature, extreme pressure polyurea grease that is specially formulated to provide the severe lubrication requirements of plain and rolling-element bearings in long service applications such as electric motor bearing, sealed for life bearing, high temperature …
Is polyrex em compatible with grease?
Polyrex EM is sheer stabilized Polyurea thickener. Google “grease compatibility chart” and you will find a bunch of charts that rate compatibility (based on change in worked penetration) of greases according to their thickener.
What is the equivalent oil of Mobil polyrex em?
The Shell equivalent to what 90% of motors use (Mobil Polyrex EM) would be Shell Gadus S2 T100 2, but you will run into serious problems with warranty issues. Same problem comes up with certain compressor manufacturers that standardize on Mobil Rarus oils to the point where switching manufacturers runs afoul of warranty issues.
Which grease for polyurea thickener?
Polyrex EM is sheer stabilized Polyurea thickener. Google “grease compatibility chart” and you will find a bunch of charts that rate compatibility (based on change in worked penetration) of greases according to their thickener. Sheer stabilized Polyurea is compatible with just about all thickeners (much more so than the non-sheet stabilized).
What type of Grease do you use in Your Motor rebuild?
The vast majority of motor manufacturers and motor rebuild shops as a consequence use Mobil Polyrex EM or Polyrex EM 3 and nothing else. Once in a while this gets them in trouble with the high pressure roller bearings where a high temperature lithium grease is appropriate but that’s rare.