Yes, Mosaic del Sur sells cement tiles and recommends the modern-traditional methods of proofing and polishing.
Because of our clientele our situation is different in the USA. We do not have small services who will come out and crystalize your tiles. It is done by huge companies who arrive from...
Yes, our tiles are frequently referred to as encaustic cement tile. Also "Cuban tile' in Florida. "Pasta" tile in parts of Mexico. "Mosaicos" in Germany. Many names.
We own a cement tile business and have many clients in the UK. We are always seeking info on what cleaning and treating products that are suitable for our cement/marble dust tiles are available in the UK and where to obtain them. Our tile has been used in a BBC TV show....DIY SOS and it resulted...
Depending on what type of sealant you plan to use, you might consider if the thin residue of diesel that might remain on your tile is compatible. It would not be w/ the sealant we have been recommending lately which is more of a top-coat than an impregnator. You can sand lightly w/ 200 or 250...