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China Sapphire Wafer 2-8 Inch Diameter with Mohs 9 Hardness for LED Substrates and Optical Applications for sale

Sapphire Wafer 2-8 Inch Diameter with Mohs 9 Hardness for LED Substrates and Optical Applications

Price Negotiable
Price: Negotiable
MOQ: 5 Pieces
Delivery Time: 1-4 weeks
Brand: CSIMC
Product Description
Sapphire Wafer Technical Specifications
Engineered from high-purity corundum, our sapphire wafers deliver exceptional hardness, optical clarity, and thermal performance for demanding industrial applications.
Key Performance Advantages
  • Mohs hardness rating of 9 for superior scratch and wear resistance
  • High optical transparency across 0.17 to 5.5 μm wavelength range
  • Excellent thermal conductivity for high-power applications
  • Precision engineering with tight tolerances for seamless integration
Sapphire wafer showing crystal structure and surface finish Close-up view of sapphire wafer edge and surface quality Sapphire wafer packaging and handling demonstration
Optical Properties
ParameterSpecification
Transmission Range0.17 to 5.5 μm
Refractive Index1.75449 (o) 1.74663 (e) at 1.06 μm
Reflection Loss11.7% for o-ray, 14.2% for e-ray at 1.06 μm
Absorption Index0.3 × 10⁻³ cm⁻¹ at 2.4 μm
dN/dT13.7 × 10⁻⁶ at 5.4 μm
dn/dm = 01.5 μm
Physical Specifications
ParameterSpecification
OrientationR-plane, C-plane, A-plane, M-plane or custom
Orientation Tolerance±0.3°
Diameter Options2", 3", 4", 6", 8" or custom sizes
Diameter Tolerance0.1mm (2"), 0.2mm (3"), 0.3mm (4"), 0.5mm (6")
Thickness Options0.25mm, 0.33mm, 0.43mm, 0.65mm, 1mm or custom
Thickness Tolerance25μm
TTV≤10μm (2"), ≤15μm (3"), ≤20μm (4"), ≤25μm (6")
BOW≤10μm (2"), ≤15μm (3"), ≤20μm (4"), ≤25μm (6")
Front SurfaceEpi-Polished (Ra
Back SurfaceFine ground (Ra=0.6μm~1.4μm) or Epi-polished
PackagingClass 100 clean room environment
Sapphire wafer quality control and inspection process
Handling and Quality Assurance
Important Handling Instructions
These products are fragile and require careful handling. All wafers are vacuum-sealed in class 100 clean room packaging and shipped with fragile labeling through premium carriers.
Receiving and Inspection Protocol
  • Check outer carton condition upon receipt and photograph before opening
  • Open vacuum packaging only in clean room environments during application
  • If damage is found during transit, photograph/video document while keeping products in original packaging and contact us immediately
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    Company Hangzhou Freqcontrol Electronic Technology Ltd.
    Location Room 1106, CIBC, No.198 Wuxing Rd, Hangzhou, P.R.China
    Contact Person Xu

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