Custom made Sapphire Al2O3 single crystal substrate

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
  • Item NO.:

    GS-C010
  • Payment:

    L/C、 Western Union、 D/P、 T/T
  • Product Origin:

    Anhui, China
  • Max Size:

    Dia300mm
  • Orientation:

    <001>、<1-110>、<11-20>
  • Package:

    100 clean bag,1000 exactly clean bag
  • Product Detail

  • Process flow

  • Packaging

  • Transportation

  • FAQ

Features:

  • 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. 
  • Orientation tolerance:  +/-0.5 Deg.  C plane orientation 
  • Polished surface: substrate surface is EPI polished via a special CMP procedure with Ra < 5 A
  • 1 side 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 care

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: < 2x10-5  at A axis,  <5 x10-5  at C axis

Q: Are you trading company or manufacturer ?
     We are factory.
Q: How long is your delivery time?
    Generally it is 3-5 days if the goods are in stock.
    or it is 7-10 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
    Yes, we could offer the sample for free charge but do not pay the cost of freight.
Q: What is your terms of payment ?
     Payment <=5000USD, 100% in advance.
     Paymen >=5000USD, 80% T/T in advance , balance before shippment.
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