OEM No/Model: HR30205J
An ordinary ball bearing, mainly by the ring, the inner ring , outer ring, balls , cage , dust cover six components,
1.Processing flow billet outer storage --- pickling --- blanking --- capillary cooling --- ball --- pickling phosphating --- --- --- drawing --- annealing saponification --- pipe Inspection --- total --- Ruanmo blanking end face chamfered --- heat treatment --- --- --- end face grinding mill grind the outer diameter of the outer diameter --- --- roller mill channel - - ultra- lapping channel .
2.Machining billet inner storage --- --- hot pickling --- blanking capillary wear --- check --- pickling cold saponification --- --- phosphating --- drawing --- annealing --- total seizure steel blanking --- --- --- polishing polishing end face chamfered outer diameter --- --- car ditch --- heat treatment --- grinding mill outside diameter of the end surface --- --- rolling mill grind the outer diameter --- channel --- Superfinishing channel --- finishing outside diameter.
3.Ball
The town no balls professional manufacturer , have adopted outsourcing .
4.Cage Processing
Metal storage --- Cutting --- forming --- shaping
5.Shuttered processing
Metal storage --- Cutting --- typing --- forming --- shaping
6.After these five components ready for assembly, the process is as follows :
( 1 ) The inner and outer rings , balls , cage four parts into semi- bearing assembly lines carry the initial installation .
( 2 ) The initial installation of bearings, seals, dust cover, into the second track lines, the bearing assembly into finished products .
( 3 ) product testing .
( 4 ) Finished seal.
( 5 ) product storage
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