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Dec
If greases of different thickener types both of which meet the performance requirements of the specification get mixed in service dire consequences can result. You can probably mix every known grease and apply it with no problems just keep some kind of grease on there to keep it lubed and protected from rusting.
Bentone base greases are not compatible with most other greases.
Can you mix grease types. Still that doesnt mean we can mix grease whether its synthetic mineral or even bio-based. The problem is with the thickening agents used such as aluminum calcium lithium and polyurea. Testing by major grease and bearing.
Bentone base greases are not compatible with most other greases. Take equal amounts of the two greases and mix them together thoroughly. Incompatible greases will become watery and release the oils.
A quick and easy demonstration. Inside a bearing once the oils release you will only have the thickener remain. But for a lawn mower deck- im guessing just greasing sliding pieces like the handle and mechanism that raises and lowers the cutting deck.
You can probably mix every known grease and apply it with no problems just keep some kind of grease on there to keep it lubed and protected from rusting. Even grease with similar thickener types can sometimes lead to lubrication problem when mixing different products resulting in damage of the lubricated parts. Incompatible grease mixtures will most frequently exhibit a change in consistency.
Incompatibility can also exhibit abnormal oil separation bleeding at higher operation temperatures. Hesitate to mix greases especially if one of the greases is of an unknown type. There are a number of different types of oils and thickeners used to make grease and some combinations of different types are ok.
But others are bad news. Mixing incompatible greases can lead to grease liquification or even the formation of abrasive materials. Mixing different grease base types is NOT recommended and can lead to bearing failure.
However mixing different brands of similar base type is not a problem. Lucas X-TRA Heavy Duty Grease is Lithium based pic of cartridge attached. If greases of different thickener types both of which meet the performance requirements of the specification get mixed in service dire consequences can result.
The compatibility of polyurea greases with soap-thickened greases is probably the. Sodium grease is formulated by mixing soda soap with additives and base oils. Such mixture provides solid shear stability high dropping point excellent rust protection and good lubrication but has poor water resistance and oxidation stability.
Different lubricants such as oil and grease can inadvertently mix together in a machine. What happens when two different types of lubricants mix together. A primary issue with lubricant mixing involves viscosity.
The viscosity of a lubricant is chosen according to the film thickness required by the application. A mixture of two different types of. After multiple discussions with Shell Mobil Texaco and other large grease manufacturers the consensus became clear.
There should be no mixing of greases - ever. To create grease oil is blended with a base thickener to give it some consistency. Mixing greases in a system can cause issues with thickener systems reacting with each other.
This can change the physical and chemical structure of the grease causing an inability to hold or release the base oil. The resulting grease carries unknown performance characteristics load temperature stability shear etc. Mixing incompatible greases leads to grease hardening where the mixture just ends up being a big hard lump or it causes the grease mixture to soften into a runny mess.
Either way is probably going to be expensive to repair or replace. Grease Types Molybdenum Moly Grease. Wheel bearing grease - mixing different types I think you can mix greases in a pinch and I dont think you will run into any major problems if you leave things that way for awhile but I prefer to use the same grease green marine type all of the time.
Chris142 if I wasnt clear. There isnt a problem with mixing hub oil and grease and you are using bearing grease so you will be fine there. I still stand by my statement that oil is better and grease is a real pain IMHO.
Certain types of grease are compatible with each other but since you do not know what type is in your trailer now we recommend that you remove the existing grease from your trailer wheel bearings before refilling them. Even if you know what type of grease is currently in the bearings there is some chance that the old grease may be contaminated from. Greases are manufactured from both mineral oil and synthetic oil bases.
Some synthetic base oils are incompatible with mineral oils and other types of synthetics just as in mixing of lubricating oils. Therefore it is important to consider the type of base oil in the grease when determining compatibility. If the grease thickeners are compatible but the base oils are not the resulting.
Fresh and salt water attacks grease but marine grease is designed to withstand water. The most important issue here is that you need to make sure whatever grease you use matches the grease already in place because marine grease is not compatible with lithium-based grease. Both types mix freely with each other so you can easily switch between the two.
To determine if one kind of grease is compatible with another type you must consider what kind of base it uses as well as the type of oil. Dec 6 2008. A couple of notes.
Dont mix grease and I would never use moly based lube for wheel bearings use lithium base. On the Dexter axles or any type that has a zerk make sure you use the proper double-lip grease seal otherwise the grease will pump right past the seal and into your brake drum. A primer about grease.
Its basically nothing more than a heavy oil mixed with enough soap to make it stringy and clingy enough to remain in place as the bearing spins. Can you mix different types of grease. The compatibility of greases is most often related to the thickener type.
When the base grease is the same the name of the grease can be similar but the two will not be identical. The thickeners can react with each other even if they are made by the same grease manufacturer. Can you mix grease types.
When two incompatible greases are mixed one of two things generally happens. The mixture hardens and will not release any of the oil or the mixture softens and releases all of the oil.