Sandstone is a kind of sedimentary rock, which is formed by the erosion of water particles on the riverbed by water, and it has been strengthened by thousands of years of accumulation. After the earth's crustal movement, it formed today's mine. The main producing areas of sandstone are Neijiang and Yunnan in Sichuan. Sandstone, a natural building material in recent years, has been promoted by fashion and natural architects for a wide range of applications in business and home décor. Woodgrain is a general term for stone with natural wood texture. In the stone industry, stone that has a wood-like texture after cutting can be called wood grain. Due to the different processing and cutting methods, the longitudinal cutting is wood grain, and the cross cutting can present the texture of moiré, water ripple or similar annual rings. Can be divided into marble wood stone, sandstone wood stone (a small part of granite wood stone); according to the color is divided into purple wood stone, mahogany stone, yellow wood stone; according to the different wood grain is divided into fine Wood grain, large wood grain, straight wood grain, natural wood grain, etc.; well-known wood grain according to the name of the place of origin can be divided into French wood stone, Italian wood stone, Australian sandstone wood stone, rose sand fish stone wood grain Muyu stone wood stone and so on. These two types of rock are rich in capillary pores, and the capillary phenomenon is serious. It is easy to cause fingerprints and offset printing in the paving, and the stone is easy to cause pollution in use. ? Use a decorative surface water-based protective agent for protection, and then add a surface-type fluorine oil-proof protective agent on the surface, the protective effect will be significantly enhanced. If it is wet paving stone, it is best to add a sealing stone bottom protection agent. The new composite pre-dispersion protectant can also protect the limestone very well, but pay attention to the health time, only the sufficient health time can guarantee the protective effect. Wall Pack,Led Wall Pack Lights,Outdoor Led Wall Pack Lights,Alleyways Wall Pack Light Fuonce-Lighting , https://www.szfuoncelighting.com