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Specifications

 
Deep groove ball bearing:
 
Jinan Tyda deep groove ball bearings have various types in structure. Not only open type bearings are provided but also the bearings with shield or seal at one side shields or seals at both sides.
 
The seal ring can be divided into contact and non-contact (low frication) according to contact ways. Usually the bearings with seals at both sides have been filled with grease lubricant before delivery. The filler amount would be 25%-30% of the effective space in bearings. If customer has special requirements other types of greases can be filled and the filler amount could be adjusted accordingly.
 
The bearings sealed at both sides are forbidden to wash and heat (oil heating) over the temperature 800 prior to mounting. Otherwise damages to bearing or grease leakage must be caused. The bearings with seals can keep reliable operation at working temperature between -30 Celsius degree and 100 Celsius degree.
 
Contact sealed bearings should not be chosen to use in high speed working conditions because friction existing between seal and inner ring of the bearing would make the ambient temperature higher than non-contact sealed bearings. As a consequent contact sealed bearings are suitable for middle or slow speed working conditions
 
Sealed bearings
 
Deep groove ball bearings have various types in structure. Not only open type bearings are provided but also the bearings with shield or seal at one side shields or seals at both sides.
 
The seal ring can be divided into contact and non-contact (low frication) according to contact ways. Usually the bearings with seals at both sides have been filled with grease lubricant before delivery. The filler amount would be 25%-30% of the effective space in bearings. If customer has special requirements other types of greases can be filled and the filler amount could be adjusted accordingly.
 
The bearings sealed at both sides are forbidden to wash and heat (oil heating) over the temperature 800 prior to mounting. Otherwise damages to bearing or grease leakage must be caused. The bearings with seals can keep reliable operation at working temperature between -30 Celsius degree and 100 Celsius degree.
 
Contact sealed bearings should not be chosen to use in high speed working conditions because friction existing between seal and inner ring of the bearing would make the ambient temperature higher than non-contact sealed bearings. As a consequent contact sealed bearings are suitable for middle or slow speed working conditions.