If you have sandpaper a buffing wheel and some compounds you can get pretty close to mirror.
Aluminium sheet polishing.
The most important thing to keep in mind when polishing aluminum is that the smoother you get the surface the more mirror like it will be when you are finished.
Well polished aluminum can look like chrome but it takes time effort and patience to get the glossy mirror finish.
To get clearer and clearer finishes you can chrome plate electro polish or do it th.
For small items like pots and pans first clean the item with soap and water then apply an aluminum polish or a paste made from cream of tartar.
In the picture you can see the other side of.
Make sure you have the right tools and the patience to complete all of the steps.
Polishing machined aluminum to a mirror finish.
You will need to work methodically to get this shiny finish.
Polishing aluminum is a time consuming process but can be done with great results.
Aluminum like many other metals can become tarnished when not in use.
Polish aluminum sheet metal to mirror finish.
When i turned my tardis model into an infinity box i used some pieces of polished aluminum for some of my mirrors.