Secure a ferrule, the biggest activity of radial of another ferrule edge or axial is measured. Call radial windage along radial the biggest vivid momentum, the biggest vivid momentum of edge axial calls axial windage. Generally speaking, radial windage is bigger, axial windage is bigger also, vice versa. According to the condition with located bearing, windage can divide for following 3 kinds: The when free condition windage before bearing of primitive windage SKF is installed. Primitive windage is machine by the manufactory, assemble place to decide. Installation windage also makes cooperate windage, it is bearing and axis and bearing the windage when installation ends and having notting work. Because be filled with installation too, or make inner ring increases, or make outer lane contractible, or both holds concurrently and have, all make installation windage smaller than primitive windage. Bearing of working windage SKF is working the windage when condition, temperature rise of the inner ring when the job is the biggest, heat expands the biggest, make bearing windage reduces SKF bearing windage; In the meantime, as a result of the action of bear, scroll body and flexibility of generation of raceway contact place are out of shape, make bearing windage increases. Bearing job windage compares installation windage still is small greatly, depend on the integrated action of these two kinds of elements. Ball bearing of SKF deep trench provides representative scroll bearing most, utility can bear extensively radial load and two-way axial bear apply to high speed to rotate what the situation that reachs requirement low noise, low vibration takes armor plate dust cover or balata sealing ring is sealed model the bearing that filled up right amount grease outer lane takes locating snap ring or flange beforehand inside bearing, namely easy axial fixed position, facilitate again the installs peak load bearing measure inside crust and standard bearing are identical, but inside, outer lane has one to be in filling slot, increased to hold ball number, raised the cage with rated main and applicable bear: Cage of armor plate punch (form of undee, coronal... only kind; S form... biserial) copper alloy or phenolic aldehyde colophony cut make cage of cage, synthetic resin figuration main use: Car: Part of rear wheel, transmission, electric unit is electric: General electromotor, electric home appliancesCNC Milling