Yip\'s Chemical Group Co., Ltd.

        Lubricating grease willbe oxidized and deteriorated during application, and there will be less baseoil. Sometimes, due to mixing of foreign impurities, it will become even worseuntil it will lose the lubricating effect, or will be consumed by and by in theworking process. Therefore, it is required to regularly supply and change lubricatinggrease to meet the lubrication requirements for parts.
       Thecycle of re-lubricating bearings differs depending on sizes of bearings, relativemovement speed, load, operating temperature and the sealing effect of bearings,etc. Most of bearing manufacturers depend on DN values as the standards forcalculation.