MRO Magazine

Sapphire Windows Withstand Corrosive Chemicals

Custom sapphire windows that can withstand exposure to seawater, slurries and harsh chemicals, as well as high-pressure and high-temperature environments, are available from Meller Optics. The windows...


September 1, 2008
By MRO Magazine

Custom sapphire windows that can withstand exposure to seawater, slurries and harsh chemicals, as well as high-pressure and high-temperature environments, are available from Meller Optics. The windows feature 9 Moh surface hardness and are unaffected by corrosive fluids, abrasive particles, temperatures up to 1,000C and pressures up to 10,000 psi. Manufactured to specification, from 0.25 in. to 10 in. diameter and 0.2 in. to 1 in. thick, they enable viewing of the inside of a pipe, pump, vessel or an instrument containing caustic fluids. Impervious to chlorine and fluorine gas and most chemicals, the windows find use as viewports in centrifuges, analytical instruments, gas cells, high-vacuum systems, photomultiplier tubes, machine tools and oil wells.

Meller Optics

Reader Service Card No. 419

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