Make sure the dish soap you use does not contain any.
Marble substrate sanding.
Sanding marble is a time consuming process.
Use special silicone carbide sandpaper in range of grits to slowly work out those imperfections.
Add two drops of gentle dish soap into the warm water.
An experiment on polishing marble bianco carrara using orbital sander and diamond polishing sheet since orbital sander do not have water feeding structure.
Dirt and dust will compress into the marble further scarring or discoloring the surface.
Marble floor polishing can remove small scratches.
This will require using a wet sanding process to achieve the desired results.
Before sanding or grinding any marble surface it is important to clean the area thoroughly.
Step 1 fill a large container or bowl with warm water.
You can polish the flooring either by dry sanding or wet sanding.
Sanding marble is a time consuming and laborious process but with the proper tools and techniques it can bring that dull and unsightly marble countertop back to brand new condition.