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Bearing Cage(retainer/separator)

//Bearing Cage(retainer/separator)
Bearing Cage(retainer/separator) 2017-03-11T15:33:51+08:00

The ball bearing cage(also know as bearing retainer or bearing separator) is the component in a ball bearing. There are four basic types of cages that are the most common, they are J type(two-piece steel ribbon), W type(one-piece steel crown), RJ type(two-piece steel rivet), TW type(one-piece nylon crown).

J type: two-piece steel ribbon

 J type steel ribbon bearing cage

lower torque
ball guided
material can be carbon steel, stainless steel

W type: one-piece steel crown

steel crwon bearing cage

low torque
low to medium speed
inner ring guided
material can be carbon steel, stainless steel

RJ type: two-piece steel rivet

steel rivet bearing cage

suitable for ball bearing with over 10mm bore
high load
ball guided
material can be carbon steel, stainless steel

TW type: one-piece nylon crown

nylon crown bearing cage

high speed, low noise
ball guided

TA-TB bearing cage

TA/TB type: one-piece full machined
used in angular contact ball bearings
TA is outer ring guided; TB is inner ring guided.
material is phenolic resin