1.Machine tapered roller bearing skf 2.PreciGood quality,competitive price 3. High-end technology&facilities 4. Profession

SKF bearing lubricating oil the normal use of the color for brown and black blue. If is the, the engine oil mixed with diesel oil or water, should change in time. If assumes the deep black, indicates that oil has metamorphism, must change in time.Will be investigate oil mix well after dropping on white paper (preferably filter paper), forming oil stain, oil stain from the center outwards through about 2 ~ 3 hours of gradually diffusion, form three concentric ring. According to the three regional color, size and form can distinguish oil state.From oil low shell out a little oil, besmear in the fingers, fingers and thumb twisting mill. If feel oil have impurities or like water without sticky feeling, even send acerbity or sour, oil has metamorphism. If twist after grinding in the fingers can see small shiny metal grinding, then explaining engine exists serious wear parts, also explain oil must be replaced immediately.

32309BRJ2/QCL7C tapered roller bearing