How to polish ordinary glass?

First of all: glass surface cleaning and preparation before glass polishing 1. Avoid polluting the car and the surrounding environment when polishing glass. First, surround the edge of the glass to be repaired with tape. 2. No dust, sand, etc. You can attach it. Clean the glass carefully and polish the glass appearance with sandpaper. 3. Before polishing the glass, draw a circle on the parts to be polished and repaired in front of the glass with a marker pen. Prevent the polishing area from being too large due to displacement. Then use P 120#P240#P400#P600# glass sandpaper to remove glass scratches. Note that the model of sandpaper here is different from the model label of daily hand-polished sandpaper and cannot be mixed with daily sandpaper. Dilute with water, and pour out a little polishing stock solution as needed. No more than 15, specially used for sandpaper polishing. At any time, sandpaper cannot be directly dry-ground on the glass surface. Ensure that there is sufficient polishing solution at the scratch polishing place. Make the surface meet the final polishing requirements. A. Deep scratches (obvious by hand): P 120# glass sandpaper for initial grinding-P240# for grinding-P600# for polishing the surface to meet the final polishing requirements. B. Slight scratches (no feeling by hand but white marks): P400# glass sandpaper for initial grinding. Although it can also be removed by polishing, this operation is also suitable for all kinds of scratches on the glass surface in daily life: scratches with a depth exceeding 100 micron. However, after polishing, the safety performance of the glass will be affected, especially the scratches on the front windshield of the car exceeding 100 micron are not suitable for polishing. It can be summarized as follows: firstly, the traces are gradually removed by wet grinding with sandpaper, then polished and brightened with polishing sheet and polishing solution, then polished and restored with special polishing wheel, and then polished with special polishing wheel (clean the glass with proper pressure and observe the polishing range of sandpaper). Polishing machine tray and glass appearance should be flat). If there is no polishing machine, you can use manual polishing sheet to polish. Be careful not to move too fast at this time, and carefully polish it to ensure the effect. Finally: poor gloss, etc. Repeat the above methods.