Page 6 - SKF-Food-Line-ball-bearing-units
P. 6
Product introduction
A
The end cover incorporates positive lock- The end cover does not require an addi- The back seal offers an additional double
ing to the housing to help protect against tional O-ring, which could easily be dis- sealing protection, stopping food prod-
it being accidentally dislodged. placed during mounting or dismounting. ucts from entering the bearing cavity.
End covers only contribute to hygiene if they The end cover material is a high-perfor- The back seal seals dynamically against the
can be relied upon to remain in place and mance thermoplastic polyurethane elasto- shaft and statically with the housing Both
sealed mer This material provides a rigid, protective sealing features are intrinsic to the detailed
end cover with sufficient flexibility to form an design of the back seal and rely on no addi-
effective interference seal with the housing tional components, such as a spring
Both the retention and sealing features of The integral sealing solution of the back seal
this end cover are patented reduces the risk of damaging components
and contaminating the product line It also
eliminates the risk of loss of a separate
component
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