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2 Inch A - Axis Sapphire Wafer Radiation Resistance For Epi - Ready Test

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2 Inch A - Axis Sapphire Wafer Radiation Resistance For Epi - Ready Test

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Brand Name :	zmsh
Model Number :	A-plane 2INCH
Price :	by case
Supply Ability :	1000pcs/months
Delivery Time :	15-20days

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2 Inch A - Axis Sapphire Wafer Radiation Resistance For Epi - Ready Test

A-axis sapphire wafer for epi-ready test,sapphire optical chips, 2inch A-axis sapphire epi-ready,2inch sapphire substrates for led

Sapphire Indtroduce

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.

Technical parameters:

Crystal structure	Hexagonal a = 4.758 Å c = 12.992 Å
Crystal orientation	(11-20) - a plane: 2.379 Å (1-102) - r plane: 1.740 Å (10-10) - m plane: 1.375 Å (0001) - c plane: 2.165 Å
Crystal purity	> 99.999%
Mp	2040 ^o C
Density	3.98 g / cm ³
Hardness	9 (mohs)
Thermal expansion	7.5 (x10 ^-6 / ^o C)
Heat capacity	0.10 (cal / ^o C)
Thermal conductivity	46.06 @ 0 ^o C 25.12 @ 100 ^o C, 12.56 @ 400 ^o C (W / (mK))
Permittivity	~ 9.4 @ 300K at A axis ~ 11.58 @ 300K at C axis
Loss tangent	<2x10 ^-5 at A axis, <5 x10 ^-5 at C axis

Specifications:

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

specification description

Material: Single crystal Al2O3 99.999％

Orientation: A-axis 0.2°

Diameter:50.8.±0.2mm

Thickness :430±15um or 330±15um

Primary flat:16±1mm

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)

TTV:＜10um

BOW:-10~0um

WARP:＜10um

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.

Sapphire Application

Application
- For LED substrate application

Hostile environment
Optical transmission from ultraviolet to near infrared
High temperature and ultra low temperatures
Radiation resistance
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

FAQ:

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!

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