We can provide free samples . Please contact Email for any inquiries

New water pump in the running should usually be replaced after 100 hours of grease (oil), and after that it needs replacement every 500 hours.

     (2) with grease lubricated bearings flowing, running 1500 hours, replace the grease, add the oil can not be too much or too little, too much or too little because the grease will cause bearing heating, refueling general lies in the bearing chamber volume of 1/2 to 2/3 is appropriate.

     (3) For the use of lubricating NSK bearings, the oil should be added to a predetermined position.

     (4) A container containing oil or grease to clean, usually should be sealed, there should be no dust, iron and other debris to prevent damage to the FAG bearings.

     (5) Motor SKF bearings generally use sodium based grease, this grease is characterized to high temperature (125 ℃), but it is easy to dissolve in water, so you can not use it for water pump bearing lubrication