Cover up any sensitive or delicate parts of the aluminum object that you don t want to accidentally scratch or get polishing compound on during the polishing process.
Remove scratches from aluminum sheet.
If you have a metal appliance such as a stainless steel refrigerator you are probably aware of the detrimental effects that a scratch can have on the appearance of the appliance.
Use strips of blue painter s tape or masking tape.
Scratches have a tendency to deepen with time so it is a good idea to keep your aluminum items looking their best at regular intervals.
Not familiar with with that polish but it probably has some coarser abrasives to help cut the surface of the aluminum.
Polishing cutting aluminum to remove scratches i m working on a couple of aluminum pieces which i ve used the cross sanding technique from 320 grit it was pretty deeply marred up to 2000 grit wet sanding.
Unfortunately if your aluminum laptop has deep scratches and you couldn t find anything for scratch removing then go to amazon and buy rolite metal polish.
It can be used as a macbook scratch remover as it is basically made for metals like aluminum bronze copper chrome brass and stainless steel etc.
Mask off any non metal areas around the scratched aluminum using tape.
Polished aluminum can be so reflective as to be almost mirror like.
Of course with time and usage almost any aluminum from car rims to household appliances becomes scratched and dulled.