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1 inch Sapphire Wafer C-Plane Single or Double Side Polish Al2O3 Single Crystal

  • $ 2500

Qty (pieces) Price (per piece)
1 - 10 $ 25.00
11 - 24 $ 18.75
25 - 25+ $ 16.25

Sapphire Wafer, 1 inch, C-plane (0001), Prime Grade

  • Material: High Purity >99.99%, single crystal Al2O3
  • Dimension: 25.4 mm +/- 0.1 mm
  • Thickness: 650 um +/- 25 um for SSP, 600 um +/- 25 um for DSP
  • Lattice Parameter: a=4.785 Å, c=12.991 Å
  • Density: 3.98 g/cm3
  • Orientation: C plane (0001)
  • Primary Flat Orientation: no flat
  • Primary Flat Length: no flat
  • Total Thickness Variation (TTV): <5 um
  • Bow: <10 um
  • Warp: <10 um
  • Dielectric Strength: 48,000 V/cm (1,200 V/mil)
  • Polishing: single side polished (SSP) front side epi-ready surface Ra < 0.3 nm (AFM), back side fine-ground Ra = 0.8 ~ 1.2 um, or double side polished (DSP) both front and back sides epi-ready surface Ra < 0.3 nm (AFM)
  • Package: packaged in a class 100 clean room single wafer containers.