Purchase And Maintenance Of Facing Stone

Marble and granite are called decorative stones:
At 60 cm × 60 cm for example:
1. The thickness of the stone slab should be uniform, not less than 1.5 cm. The four corners should be accurate, and must be right angles. The cutting edges should be neat, and there should be no obvious mechanical lines or explosive edges.
2. The brightness should be good, the surface should be free of pits, and the brightness should be at least 80 degrees.
3. The surface pattern and pattern shall be uniform without obvious mottling, and the color difference shall be basically consistent.
4. The internal structure shall be tight without cracks.
Maintenance of facing stone:
1. Wipe frequently, keep the surface clean, and wax and polish regularly to make the stone surface always look new.
2. Try to avoid acid, alkali and other chemicals directly contacting the surface, causing chemical reaction and color difference.
3. Try to avoid direct and frequent rubbing of the sole nail on the ground.