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6 inch Sapphire Wafer C-Plane Single or Double Side Polish Al<sub>2</sub>O<sub>3</sub> Single Crystal, MSE Supplies LLC

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

  • $ 19500
Qty (pieces) Price (per piece)
1 - 1 $ 195.00
2 - 9 $ 185.00
10 - 24 $ 179.00
25 - 25+ $ 169.00

Features for 6 in Sapphire Wafer C-Plane Single or Double Side Polish, Prime Grade

Customized sapphire wafers and windows are available upon request
  • Product SKU#: WA0411 for single side polished, WA0410 for double side polished
  • Material: High purity single crystal Al2O3, sapphire wafer.
  • Dimension: 150 mm +/- 0.05 mm, 6 inch
  • Thickness: 1300 +/- 25 um
  • Orientation: C plane (0001) off M (1-100) plane 0.2 +/- 0.05 degree
  • Primary flat orientation: A plane +/- 1 degree
  • Primary flat length: 51 mm +/- 1 mm
  • Total Thickness Variation (TTV): <20 um
  • Bow: <25 um
  • Warp: <25 um
  • Thermal Expansion Coefficient: 6.66 x 10-6 / °C parallel to C axis, 5 x 10-6 /°C perpendicular to C axis
  • Dielectric Strength: 4.8 x 105 V/cm
  • Dielectric Constant: 11.5 (1 MHz) along C axis, 9.3 (1 MHz) perpendicular to C axis
  • Dielectric Loss Tangent (a.k.a. dissipation factor): less than 1 x 10-4
  • Thermal Conductivity: 40 W/(m.K) at 20℃ 
  • Polishing: single side polished (SSP) or double side polished (DSP) Ra < 0.5 nm (by AFM). The reverse side of SSP wafer was fine ground to Ra = 0.8 - 1.2 um.
  • Transmittance: 88% +/-1 % @460 nm
  • Package: packaged in a class 100 clean room environment, in cassettes of 25 pieces or single wafer containers, under nitrogen atmosphere.