用油脂润滑
6.Radial usually adopts wind axis with grease lubrication, within its longevity, need not use lubrication, can collocate constant lubricating cap according to requirements and adopt thin oil to lubricate.
7.The grease lubricated bearing assemblies are built with special heat resistant seals on the roll sides to prevent leakage and to ensure a long bearing life at high temperature.
10.theory of lubrication
