Payment & Shipping Terms:
|Material:||99.999％ Al2O3||Industry:||Led，optical Glass，epi-ready Wafer|
|Application:||Semicondutor Wafer, Led Chip, Optical Glass Window, Electronic Ceramics||Color:||White Or Red Or Blue|
|Vision Light Transmissivity:||85％||Advantagement:||High Hardness9.0，wear Resistance,|
|Product Name:||Aluminum oxide (Al2O3) crystal substrate Sapphire crystal|
|Product Description:||Al2O3 single crystal (Sapphire, also known as white stones, sapphire) has good thermal properties, excellent electrical characteristics and dielectric properties, and anti-chemicalcorrosion, it is high temperature, thermal conductivity, high hardness, infrared transparent, chemically stable good. Widely used in high-temperature infrared window materials and III-V nitride epitaxial film substrate and a variety of materials to meet the growing blue, purple, white light-emitting diode (LED) and blue laser (LD) needs, Branch Crystal company specializing in the production of high quality polished sapphire crystal and epitaxial substrates will provide you with a lot of high quality and low price monocrystalline substrate.|
C, A, M, R Tolerance: + / -0.2 degrees
dia2"~dia dia15" x 250mm
Single throw or double throw, Ra <5A
Note: according to customers' requirements and size of the corresponding direction.
|Standard Packaging:||1000 clean room, 100 clean bag or single box packaging|
Thickness :430±15um or 330±15um
OF Orientation flat: OFF C axis±0.1° C-plane(0001)
Frontside Surface Roughness:Ra＜0.2nm
Backside Surface Roughness: 0.8~1.2um
( Or double side polished, both side Ra＜0.2nm)
Laser Mark Series No. by needs
Package:Vacuum-sealed containers with nitrogen backfill in a class 100 environment
Cleanliness :Free visible contamination
If needing, 3-6inch A-axis wafers also can be provided.
- For LED substrate application
Optical transmission from ultraviolet to near infrared
High temperature and ultra low temperatures
Sapphire wafer and substrate applications include:
- Microelectronic IC applications - SOS Silicon-on-Sapphire
- Growth of superconducting compounds / Gallium Nitride - Infrared detectors
- Hybrid microelectronics - Polishing carriers
QC flow of sapphire wafer produce
1. Q: What's the delivery time?
A: (1) For the standard products
For inventory: the delivery is 5 workdays after you place the order.
omized products: the delivery is 2 -4 weeks after you order contact.
2. Q: What's the way of shipping and cost?
A:(1) We accept DHL, Fedex, EMS etc by FOB.
3. Q: How to pay?
A: T/T, Paypal, Secure payment and Assurance payment.
4. Q: What's your MOQ?
A: (1) For inventory, the MOQ is 25pcs. if 50pcs it's better.
(2) For customized products, the MOQ is 25pcs up.
5. Q: Do you have standard products?
A: Our standard products in stock. as like 2inch 0.43mm 1sp or 2sp thickness each orientation in stock.
>>Packaging – Logistcs
Worldhawk concerns each details of the package , cleaning, anti-static , shock treatment . According to the quantity and shape of the product , we will take a different packaging process!
Contact Person: Wang