Sapphire Ingot (China Trading Company) - Optical Lens & Instrument - Electronic Instrument Products

Sapphire Ingot

Model:	-
Brand:	-
Origin:	Made In China
Category:	Electronics & Electricity / Electronic Instrument / Optical Lens & Instrument
Label:	Sapphire Ingot , Optical Window , Sapphire Crystal
Price:	-
Min. Order:	1 pc

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Product Description

What is sapphire?
Sapphire, the single crystal form of alumina (Al2O3), synthetic sapphire is often the material of choice for design engineers dealing with extreme conditions of high temperature, high pressure and harsh chemical environments.Now synthetic sapphire products are widely used in mobile devices windows, LED substrates, watch lenses, customized sapphire components and military applications.

Specification:

General Properties	Chemical composition	AL2O3
	Crystal structure	Hexagonal System
	Melting point	2045ºC
Thermal Properties	Coefficient of expansion	Parallel to C-axix:6.7×10-6
	Coefficient of expansion	Perpendicular to C-axis:5.0×10-6
	Specific heat	0.18Cal/gm°K(25ºC)
Mechanical Properties	Density	3.98-4.1g/cm3
	Hardness	Moh′s Hardness:9
	Hardness	(Hv)≥1700Kg/mm2
	Elastic modulus	340-380Gpa
	Compressive strength	2.1Gpa
	Compressive strength	0.19Gpa
Optical Properties	Index of refraction	Parallel optical axis C-axis:1.769
	Index of refraction	Vertical optical axis C-axis:1.76
	Infrared transmittance	In 633nm wavelength>85%
	Translucent band	0.3um-6um
Electrical Properties	Resistivity	>1016Ω(25ºC)
Electrical Properties	Permittivity	7.5-10
Electrical Properties	Corrosion resistance	Will not be Eroded by acids of alkalis at normal temperature,will be Eroded by HF in 300ºC

Who we are and what we do?
We,LBYCRYSTAL Optoelectronics Co.,Ltd was established in 2014, specializes in processing and distributing sapphire related products including sapphire crystal ingots, 2-8 inches sapphire rods, wafers and customized sapphire products.