Rough throwing → middle throwing → fine throwing.
Every step uses polishing liquid and polishing pad with different abrasives! !
Rough grinding can use diamond polishing solution of diamond grinding disc,
In intermediate polishing, small-size diamond grinding fluid can be used in conjunction with copper disk grinding.
Finally, finish polishing with nano silica gel slurry and polishing pad to achieve mirror effect! !
Wuxi Jizhi Electronic Answer ~ ~