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Bearing stone roller processing technology

by:Waxing     2020-10-02
1, the technological process: steel wire and bar - —> Blanking - —> Round head/chamfering processing - —> Heat treatment - —> Grinding - —> Packing type code ( In Numbers or letters) In the following table: bearing type code the original code code type bearing the original code 0 double row angular contact ball bearing 66 deep groove ball bearing 01 self-aligning ball bearing and angular contact ball bearing 62 spherical roller bearing thrust spherical roller bearing thrust cylindrical roller bearing 398 93 tapered roller bearing 7 n 24 double row cylindrical roller bearing and deep groove ball bearing insert ball bearing units 0 u 05 8 qj four-point contact ball bearing thrust ball bearing (6)
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