It is chemically inert and easily withstands harsh chemicals such as fluorine plasma and other industrial gasses and fluids with no particle generation.
Sapphire wafer material properties.
Sapphire is a precious gemstone a variety of the mineral corundum consisting of aluminum oxide α al 2 o 3 with trace amounts of elements such as iron titanium chromium vanadium or magnesium.
In addition sapphire can transmit ultraviolet visible and infrared light as well as microwaves a range broader than most materials.
On a plane material we routinely process pieces to 0 002.
Parti sapphires show two or more colors.
Transmission curve of sapphire.
Kyocera s sapphire wafers feature excellent material properties and mass producibility.
Typical properties of sapphire wafers and substrates sapphire is a single crystal al 2 o 3 with a hexagonal rhombohedral crystal structure.
Silicon on sapphire wafers.
Sapphire wafer have many unique features such as high strength high anti corrosion high anti abrasion low dielectric loss good electrical insulation with excellent mechanical and chemical characteristics sapphire wafer plays an important role in opto electronics industry today and widely used in precision mechanical parts and vacuum equipments.
High temperature and pressure windows or where corrosion resistance and abrasion resistance are required.
Kyocera s sapphire substrates feature excellent material properties and are mass produced for silicon on sapphire sos wafers.
Sapphire wafers and sapphire substrates are available in c r a and m plane orientations.
Unparalleled hardness outstanding chemical resistance low refractive index and melting point over 2000 c make synthetic sapphire a versatile material of the future.
Products monocrystal sg wafers for next gen led.
It is a very hard material with a high heat resistance and is highly inert resistant to attack in most process environments i e.
Properties of synthetic sapphire synthetic sapphire is the hardest of all known oxide crystals with a 9 on the mohs scale.
Polished sapphire wafers synthetic sapphire is an aluminum oxide material grown in a hexagonal crystalline form.
Introduction single crystal sapphire alumina al2o3 offers superior physical chemical and optical properties which make it an excellent material for applications such as high speed ic chips thin filmsubstrates andvariouselectronicandmechanicalcom ponents 1 3.
Valley design is an iso 9002 certified company with nearly 30 years of experience performing precision lapping and polishing materials.
Large geometry substrates wafers and windows of glass quartz fused silica metal and ceramic plates as large as 36 x 36 are available to tolerances within microns.
Synthetic sapphire is second in hardness only to diamond and retains its high strength at high temperatures.
Hydrofluoric acid and the fluorine plasma applications commonly found in semiconductor wafer manufacturing.
