There is no doubt that painting over marble can be challenging but only if you do it the old fashioned way with hours of preliminary sanding.
Can marble be sanded and glued.
Both polishing compounds and diamond abrasive disks will successfully grind.
In the above image you can see just how clean the edge can be when you follow each step of this process for gluing marble.
Apply epoxy glue or marble repair cement to a small brush.
A polished finish is the shiny high gloss type of finish with the deepest color saturation commonly seen on marble and granite countertops.
Technically it can be done but in practice it is avoided.
Change to a 220 grit sandpaper and go over the sanded area smoothing the marble surface.
There are two sides to this question.
Epoxy glue or resin is a quick drying solution for repairing and gluing marble.
Natural stone granite and marble vary in density.
Epoxy grout is faster drying than cement grout.
Brush the bonding material on the bottom and edges of the chipped piece of marble and the chipped area of the marble object.
Covering the cultured marble walls is not a good idea.
Step 3 glue marble with epoxy grout.
However as noted above marble or nearly any stone can have a number of different finish types.
Run your finger over the surface after smoothing to make sure that you can no longer feel any trace of the scratch.
To the untrained eye they all appear to be very dense and hard but they are all different.
This will require using a wet sanding process to achieve the desired results.
You need to know what you re working with before you attempt to sand natural stone granite or marble.
After allowing the marble to sit clamped for the necessary time often times 24 hours is the recommended time remove any unwanted material from the edges of the glued marble.
Epoxy grout can be color matched to suit your.
Cleaning up the surface after glue cures.
Repairing or restoring marble surfaces is an achievable do it yourself project.
Can you sand or grind marble down.
With chalk paint you can cover marble in one or two coats with little to no sanding beforehand.
Remove any slight etching in the marble caused by acidic substances using 220 grit sandpaper as well.
While this method will work fine for statues tile and marble countertops sanding large areas of marble like marble floors requires a completely different process and technique.
Natural stone is brittle and can crack when sanded.
Press the chipped piece into the hole and hold firmly for the amount of time recommended by the adhesive manufacturer.
Cultured marble is an acrylic composite and so it will require an epoxy setting material after the surface has been roughed up with either a grinder or sandpaper.
Sanding marble is a time consuming process.