1,Bimetal bush 2,PTFE with lead ... Radialization 106radsCHARACTERISTIC1,No or less lubrication is used for handing or can not add oil, it need ... ,favorable protection forgrinding bearing no grip7,Less requirement for grinding bearing, all the bearings that not hardening ... presednt, have applied widely all sorts of mechanical arthrodia, for example, printing press, spinning machine, tobacco machine, food ...