How-to: Polish Copper

Instructions on how to mechanically polish copper (to a mirror finish). Copper Toxicity Summary - https://rais.ornl.gov/tox/profiles/co... Polishing Cart Check-list: 3 grits of sandpaper pads: 600 100 & 1500 Polishing pad. Gloves. N95 Masks. 3M Polishing compound. Safety goggles. Extension cord (located under the clock by the litho work-area). Set the Sander / Polished to an RPM of 4. Clamps & small pieces of mat-board.