What is the advantage of sapphire glass compared to ordinary
Compared to ordinary glass, sapphire has a strong hardness and resistance to scratch, which is to determine the quality of the screen and the most important camera lens two factors. Mohs are used to denote the hardness of objects, such as moss hardness of 1Mohs, diamond hardness of 10 Mohs, glass hardness of 5.5-7 Mohs, but sapphire hardness reached 9 Mohs, that is, it is close to the hardness of diamonds.Corning gorilla glass is currently on many smartphone displays, including Google Nexus 5 and Samsung Galaxy S4. Although the specific hardness of Corning gorilla glass has not yet been announced, it is expected to be around 7 Mohs.
The hardness of ordinary steel is about 4 Mohs, and the hardness of hardened steel is around 8 Mohs. Objects made from higher hardness materials usually have a high degree of scratch resistance. That is to say, sapphire display phone installed in his pocket can almost drop all things "attack".
