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Al2O3 Cylindrical Sapphire Rod Polishied For Optical Equipment

Al2O3 Cylindrical Sapphire Rod Polishied For Optical Equipment

Minimum Order Quantity:100pcs
Delivery Time:According to quantity
Payment Terms:T/T, Western Union
Place of Origin:Chongqing, China
Price:8USD-50USD
Supply Ability:10000PCS per month
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Location: Chongqing Chongqing China
Address: Room 2-11,No.50 Yunhan Road,Chongqing China
Supplier`s last login times: within 1 hours
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Product Details

Customized Size Polishied Optical Cylidner Sapphire Rod Cylindrical Rod Lens


Sapphire, which is derived from the Latin Spphins, which means blue; it belongs to the corundum group of minerals in the trigonal crystal system. In the gem world, all colors of gem-grade corundum other than rubies are called sapphires.


The main component of sapphire is alumina (Al2O3). Corundum contains trace elements such as iron (Fe) and titanium (Ti), and presents colors such as blue, sky blue, and light blue, among which the bright sky blue is the best.


Sapphire, as a segmented application component throughout the terminal, is widely used in laser, infrared, communications, semiconductors, electronics, watches, medical beauty, precision instrumentation, military, aviation, auto parts, and smartphones and many other cutting-edge high-tech fields, for customers to provide long-term large number of stable sapphire and other optical devices.


GeneralChemical FormulaAl2O3
Cystal SystemHexagonal system
Melting Temperature2040℃
ThermalThermal ExpansionParallel to C-axis:6.7*10-6
Perpendicular to C-axis:5.0*10-6
Specific Heat0.18 Cal/gm°K(25℃)
MechanicalDensity3.98-4.1g/cm3
Hardness9 Moh's Scale
(Hv)≥1700kg/mm2
Modulus of Elasticity340-380Gpa
Compressive Strength2.1Gpa
Tensile Strength0.19Gpa
OpticalIndex of RefractionParallel to C-axis:1.769
Perpendicular to C-axis:1.769
Index of IR Transmission85%
ElectricalElectrical Resistance>1016Ω/cm(25℃)
Dielectric Constant7.5-10
ChemicalErosion ResistanceCan not be corroded by adid or alkali at mormal temperature, only can be corroded by HF at 300℃


Why US?


1. We’re the rare source manufacturer of color sapphire boule, and the most professional factory of sapphire processing, especially the special watch case.

2. We have our own sapphire grown equipent with CZ and KY method.

3. Professional customized production according to the drawing provided by clients.

4. Precision work of sapphire processing and polishing.

5. Experienced technicians and skilled workers.


FQA

1. Are you a trading company or factory?

We are a professional factory of sapphire products, also a trading company .


2.Can you do customized products?

Yes, we specialized in customized production or OEM work.

CAD,3D drawing are needed.


3.Could you provide samples?

Yes, we could provide samples with a charge, but if you place the order with a quality above 100pcs, the sample charge will be refunded.


4.What’s the delivery time?

It depends on the type of products and the quality.

For watch case, the regular time is around 5-8 weeks for 200pcs according to the difficulty of the processing.


5.How about the payment?

T/T payment is prefered.


6.How about the delivery?

Mostly by air, like DHL, Fedex.


China Al2O3 Cylindrical Sapphire Rod Polishied For Optical Equipment supplier

Al2O3 Cylindrical Sapphire Rod Polishied For Optical Equipment

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