... of 0.02RA 3, iso9001-2008 passed 1, single side lapping & polishing machine2, lap & polishing plate revolves ... low speed3,the conditioning rings held in position on the machine plate also rotate freely4, the work ... , the sharp abrashive particals which are continuously fed on the machie plated6, this machine plate outside diameter ... the machine code: HM 1000-3. one side lapping&polishing machine