wet sand w 400 grit

only if they are true cement tiles

1. Choose dishwashing liquid and soapy water for daily cleaning.

2, with soapy water and a little ammonia and turpentine mixture cleaning ceramic tile, can make ceramic tile more clean and bright.

3. If there are tea, coffee, beer, ice cream, grease and other pollutants attached to the surface of the tile, they should be scrubbed in time. If necessary, they can be decontaminated with sodium hydroxide or potassium bicarbonate solution. Ink, cement and other pollutants can use hydrochloric acid, nitric acid dilution solution, and paint, coatings and other pollutants use special detergent.

4. If there is a slight scratch on the brick surface, it can be repaired by applying toothpaste on the scratch and wiping it with a soft dry cloth. If the damage is serious, replace it or ask professionals to repair it in time to avoid personal injury.

5, polished brick should be regularly waxed, 2-3 months once is appropriate. The gap between bricks and bricks can be cleaned irregularly with decontaminating paste, and then brush a layer of waterproof agent in the gap with a brush brush to prevent mold growth.