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Sapphire Wafer (Al2O3)

Sapphire Wafer (Al2O3)

Specialized in the plain sapphire wafer for direct epitaxy.
Material grade: 99.999 % high purity single crystal Al2O3 material.
High polishing grade to make sure the uniform deposition on our plain sapphire wafer.
High cleaning degree and high quality: each piece of the wafer is required to be cleaned in class 100 cleanroom and visually inspected under a fluorescent lamp to make sure no scratch and no dig.

Product Diameter / Size Orientation Thickness(mm) Type Front side / Back side
Sapphire substrate 2″/3″/4″/6″/8″/Square/  C/C off M/C off A/R/ 0.18/0.2/0.25/0.33/0.43/  Single side polished Epi-polished / Fine ground
1″/2.5″/5″/Special spec. A/M/N/Special spec. 0.5/0.65/1.3/Special spec.
2″/3″/4″/6″/8″/Square/  C/C off M/C off A/R/ 0.2/0.25/0.33/0.43/0.5/  Double side polished Epi-polished / Epi-polished
1″/2.5″/5″/Special spec. A/M/N/Special spec. 0.65/1.3/Special spec.
Pattern Sapphire Substrate 2″/4″ C/C off M 0.43/0.65 PSS Epitaxial ready / Fine ground
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