Min. Order Reference FOB Price
100 Pieces US$0.99-9.99 / Piece
Product Description
Sapphire Blanks Sapphire (Al2O3) has exceptional surface hardness and can only be scratched by a few materials other than itself. This hardness allows it to be made into much thinner optics than other substrates. Sapphire is chemically inert and insoluble to water, common acids, and alkalis for ...