To polish stainless steel plates, you can follow these general steps:

1.Gather the necessary materials: You'll need a microfiber cloth or a soft cloth, stainless steel cleaner or polish, warm water, mild dish soap, and a bucket.

2.Clean the surface: Start by cleaning the stainless steel plates to remove any dirt, grease, or grime. Mix warm water with a small amount of mild dish soap in a bucket. Dip the cloth into the soapy water, wring out any excess, and wipe the surface of the stainless steel plates to remove any debris.

3.Rinse and dry: After cleaning, rinse the stainless steel plates with clean water to remove any soap residue. Use a clean cloth to dry the surface thoroughly, ensuring there are no water spots left behind.

4.Apply the stainless steel cleaner or polish: Apply a small amount of stainless steel cleaner or polish to a clean, soft cloth. Follow the product instructions for the specific cleaner or polish you are using. Alternatively, you can use a homemade solution of vinegar or lemon juice diluted with water as a natural cleaner.

5. Polish the stainless steel plates: Using the cloth with the cleaner or polish, gently rub the surface of the stainless steel plates in the direction of the grain. Avoid using abrasive materials or scrubbing too vigorously, as this can scratch the surface.

6.Remove excess cleaner or polish: After polishing, use a clean cloth to remove any excess cleaner or polish from the surface. This will help achieve a streak-free finish.

7.Buff the surface: For an extra shine, you can use a separate clean cloth to buff the surface of the stainless steel plates in circular motions. This can help bring out the luster and remove any remaining streaks.

8.Repeat if necessary: If the stainless steel plates are heavily tarnished or have stubborn stains, you may need to repeat the cleaning and polishing process.

Remember to always follow the instructions provided by the specific stainless steel cleaner or polish you are using, as different products may have slightly different application methods. Additionally, it's a good idea to test the cleaner or polish on a small, inconspicuous area of the stainless steel plates before applying it to the entire surface.