How to turn sandstone sculpture
Natural stone, like natural wood, is a porous material that can breathe, so it is easy to absorb water or to be contaminated by water. If the stone absorbed water and pollution, will inevitably cause a variety of diseases such as crack, stone, weathering, fall off, float, vomit, water stains, rust, Bai Hua, fog face annoying problems. Therefore, the stone should be washed with water or wet mop to wash the stone surface.
For the sake of fast cleaning effect, general cleaning contain acid, so if the long time use of unknown constituents of cleaning agent, will make the stone surface gloss lost, because of non neutral agents is the main cause of residual stone after the lesions produced.
Wax on the market, where there are many types of water, wax, fatty acid, wax, wax, wax, etc.. These waxes are basically acid and alkali. Not only will clog the pores of the stone, but also stained with dirt and dust to form the wax, resulting in the stone surface of the phenomenon of yellow. If the pedestrian and circulation of goods of high frequency places must be waxing, you must please professional maintenance company with wax and maintenance guide.
All stones are afraid of acid-base. For example: acid granite often caused by pyrite oxidation and vomit phenomenon, decomposition of calcium carbonate contained in the marble surface caused by acid, erosion, alkali feldspar and quartz grain boundaries will erode the silicide crystal grain peeling phenomenon caused by granite. Therefore, non neutral items are the reasons for the destruction of stone mirror.
