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What should I do if Morricol grease becomes harder and thicker after long-term storage?
The reason for the formation of hard lumps in Molykote grease is usually due to the separation of the oil in the grease from the thickener. Under normal circumstances, a small amount of oil will precipitate out of the grease over time, and a large amount of premature oil precipitation of Morwick grease will cause it to harden significantly.
In some cases, the service life of grease cannot be too long, otherwise it will become hard and poor lubrication, the solution is to shorten the fat cycle, usually about six months to a year. If half of the base oil is lost in Molykker grease, it should be replaced in time. The high temperature or other high heat caused by excessive use of this equipment can also make the grease hard. Regardless of the cause, heat can cause oil to be lost from the thickener, and parking can accelerate oxidation, making the bearing grease harder. The radius of high-speed bearings produces very high centrifugal force, and can also lubricate grease and make the grease hard.
After the storage of most Molybdenum grease for a period of time, the consistency will become larger, that is, it will become hard. If the increase does not exceed a consistency number, it can be used directly without affecting the general purpose lubrication. If the consistency changes greatly, it means that the base oil has too much oil. Generally, it will increase the friction resistance of the lubricating parts during lubrication, thus increasing the power consumption, so it is not suitable for direct use.
After the fat has hardened, some users can use the base oil in the fat to reduce the consistency of the fat. This method is wrong and users should not use it. Due to the lack of necessary uniformity treatment, the gel stability of the lipid will deteriorate, and the oil separation will further increase, affecting subsequent use.
When other physical and chemical properties do not change much, for the thickened Morric grease, the same base oil can be added in the production plant, and then it can be used after being processed after homogenization and analysis and testing.