Sapphire Windows withstand high pressures.

Press Release Summary:

High-Strength windows measuring 2.7 in. dia. x 1.5 in. thick with Moh 9 hardness can withstand up to 18,000 psi. Windows are insoluble in water, common acids and alkalis to approximately 1,000°C. Suitable for wide range of applications in hostile environments, windows can be custom fabricated in sizes from 1/4 to 6 in. dia. and up to 1.5 in. thick. Applications include vacuum furnaces, chemical processing, and general high-pressure equipment.

Original Press Release:

Sapphire Windows Withstand Heat And High Pressure

Custom engineered sapphire windows that are designed to be used in a wide range of vacuum furnace, chemical processing, and industrial applications are available from Meller Optics, Inc. of Providence, Rhode Island.

Meller High-Strength Sapphire Windows withstand high pressures and are insoluble in water and common acids and alkalis to approximately 1,000C. Suitable for a wide range of applications in hostile environments, they can be custom fabricated in sizes from '4' to 6" dia. and up to 1.5" thick.

Featuring Moh 9 hardness, Meller High-Strength Sapphire Windows measuring 2.7" dia. x 1.5" thick are capable of withstanding up to 18,000 psi. Coated windows are ideal for providing optical access into a furnace, chemical processing, and general vacuum and high pressure equipment.

Meller High-Strength Sapphire Windows are priced according to size and quantity. Literature and price quotations are available upon request.

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