The Accumet Engineering Corp. AA01400400025 is a high-quality polished alumina ceramic square, precisely manufactured to dimensions of 4 inches by 4 inches with a thickness of 0.025 inches. Made from 99.6% pure alumina, this substrate offers exceptional hardness, excellent thermal and electrical insulation properties, and a smooth, polished surface ideal for thin-film applications, microelectronics, and high-temperature environments. Commonly used in laboratory, semiconductor, and materials science applications, this alumina square is a reliable choice for demanding technical requirements.
Key Features:
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Manufacturer: Accumet Engineering Corp.
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Model Number: AA01400400025
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Material: High-purity Alumina (99.6%)
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Dimensions: 4″ x 4″ x 0.025″
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Surface: Polished
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Applications: Semiconductor, laboratory, thin-film deposition, high-temp processes
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Excellent electrical insulation and thermal stability



