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Fearures:
Sapphire substrate is the popular substrates for III-V nitrides, superconductor and magnetic epi film due to less mis-matched lattice and stable chemical and physical properties.
Wafer size: 5 mm x 5 mm x 0.5 mm thick
Orientation tolerance: +/-0.5 Deg. M plane orientation
Polished surface: substrate surface is EPI polished via a special CMP procedure with Ra
1 side polished
Package: Each wafer is packed in 1000 class clean room with 100 grade plastic bag with wafer container.
Typical Properties:
Crystal Structure: Hexagonal. a=4.758 Angstroms c=12.99 Angstroms,
Melting Point: 2040 degree C
Density: 3.97 gram/cm2
Growth Technique: CZ
crystal purity: >99.99%
Hardness: 9 ( mohs)
Thermal Expansion: 7.5x10-6 (/ oC)
Thermal Conductivity: 46.06 @ 0 oC 25.12 @ 100 oC, 12.56 @ 400 oC ( W/(m.K) )
Dielectric Constant: ~ 9.4 @300K at A axis ~ 11.58@ 300K at C axis
Loss Tangent at 10 GHz: -5 at A axis , -5 at C axis
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High Purity Alumina
Omega Piezo Alumina Ceramics
Custom Designs & Manufacturing
www.omegapiezo.com
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Sapphire Wafers $28.90 ea
Call 800-713-9375 for quote
C-plane, A-M-R - SSP and DSP Epi
www.Sapphire-Wafer.com
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Alumina Ceramic Products
Custom alumina components & tubes
Machining, brazing & design service
www.marketech-ceramics.com
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Temporary Wafer Bonding
Spin-on polymer and a remover
designed to temporary bond wafers
www.BrewerScience.com
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USA Ceramic Manufacturer
LTCC, ZTA, Alumina, 96% & More
Cetek Technologies (845) 452-3510
www.cetektechnologies.com
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CoorsTek Advanced Ceramic
Technical ceramic components for
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www.coorstek.com
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Alumina Products
Custom alumina products &
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www.ortechceramics.com
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Alumina Grinding Balls
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At The Most Competitive Pirces
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Wafer Carriers
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Si Wafers and Services
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www.surfaceprocess.com
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Sapphire Wafer, All Sizes
2", 3", 4" C, R, A-plane on Sales
Substrates Manfg and Reclaim Serv
www.epistone.com/sapphire.htm
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Optical Coating Materials
We make optical coating consumables
,chemicals. A leading manufacturer
www.nivotechnology.com
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Diamond
A smarter way to shop for diamonds.
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Advanced Sapphire Wafers
Highlevel manufactoring with
German Quality Certificate!
www.sapphire-wafers.com
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