![]() ![]() You also need a hard sisal wheel with a black polishing compound and a soft cloth wheel with a white polishing compound. This disc is usually wet, so you need to be cautious when using an electric sander.įor this step, you require a 750W grinder even though the 350W grinder can also be useful. The 60-grit will give your stainless steel a matt brushed finish, while the 180-grit and above produces a dull shine.Īfter the 400-grit, proceed to 3000-grit disc, which is designed to produce a high-quality finishing. Start with the coarsest 60-grit abrasive and proceed using finer versions 180-grit, 320-grit, and lastly 400-grit. For stainless steel, you may need a 3-inch dual action air sander or an electric sander. ![]() If you have a wider area to polish, you will realize that the grinder is digging deep into the surface. If some scratches are remaining, then you need to repeat the process over and over. If you have removed all the scratches, then your stainless steel is ready for polishing. ![]() To remove the scratches left by the flap disc from stainless steel, you will need Abracs discs starting from the coarsest to the finest.Īs you progress from one step to the other, you will realize that a surface shine is appearing. Alternatively, you can use a drill and flap disc to get the job done, but expect it to be slower.Īfter the first grind, your stainless steel will have a flat surface with some scratches because of the flap disc used. Start with the coarse flap disc to remove the rough edges, and then use a finer disc to remove the deep scratches. This is what you need to ground off first to give the metal a base finish before you start polishing.įor this stage, you need a mini-grinder. If you have a flat bar of steel straight from the shop, you will realize that it has some rough, mottled finish. How to polish stainless steel step by step Step 1: Preparing the strip or angled steel
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