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Sapphire crystal material

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5N high-purity alumina polycrystalline raw material

5N high-purity alumina polycrystalline raw material


1. Sapphire single crystal 2. LED substrate wafer 3. Smartphone cover glass 4. Glass coating

5N high-purity alumina polycrystalline block material & crushed crystals

5N high-purity alumina polycrystalline block material & crushed crystals


1. Sapphire single crystal 2. LED substrate wafer 3. Smartphone cover plate 4. Optical glass coating

5N high-purity alumina disc

5N high-purity alumina disc


1. Sapphire single crystal 2. LED substrate wafer 3. Missile nose cone 4. Smartphone cover glass