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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. R plane orientation
Polished surface: substrate surface is EPI polished via a special CMP procedure with Ra
2 sides polished
Package: Each wafer is packed in 1000 class clean room with 100 grade plastic bag with wafer container.
Precaution: R plane sapphire wafer is easy to cleave compared with C plane's. Please handle it with a careTypical 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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Activated Alumina / DE4
Alcoa F200, Capacity testing
No minimum, resale discounts
www.processsys.com
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Al2O3 Wafers
Wafers and Ingots up to 8" in stock
C-plane, A-M-R - SSP and DSP Epi
www.Sapphire-Wafer.com
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Stock Sapphire Wafers
2",3", 4", C, R, A-plane, low price
Substrates Manfg, Reclaim Service
www.epistone.com/sapphire.htm
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Alumina Ceramic Products
Custom alumina components & tubes
Machining, brazing & design service
www.marketech-ceramics.com
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USA Ceramic Manufacturer
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Cetek Technologies (845) 452-3510
www.cetektechnologies.com
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Wafer Carriers
Wafer handling solutions
Moving wafers around the world
www.PozZetta.com
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Shoretel Phone System
Call 800-435-7284 to schedule
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www.btigroup.com
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Advanced Sapphire Wafers
Applications in electronics, optics
laser technology and fine mechanics
www.sapphire-wafers.com
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Diamond
Shop the largest online retailer of
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Micron Abrasive Powder
High quality abrasives for cutting,
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www.nuabrasives.com
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Wholesale Diamonds
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Save Up To 30%, Buy Below Wholesale
www.yehuda.com
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Fine Alumina & Zirconia
Advanced Ceramic Components
For Industrial Applications
www.tokofine.com
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Sapphire
Windows, tubes, cylinders, crystals
substrates and precision machining
www.roditi.com
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Wafer World Inc.
Wafers 1- 6" Si, MEMS, FZ, GaAs, Ge
Optical Quartz, ZnSe, ZnS, Sapphire
www.waferworld.com
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