alumina fibers

alumina fibers

[ə′lüm·ə·nə ′fī·bərz]
(materials)
Short, linear crystals of alumina which have a strength of up to 200,000 pounds per square inch (1.38 gigapascals); used in plastics as a filler to improve heat resistance and dielectric properties. Also known as sapphire whiskers.
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References in periodicals archive ?
The tips of the fine alumina fibers have a superior grinding force that improves surface finish faster than other tools.
Triadelphia, WV, developed MetPreg, a fiber-reinforced aluminum material system that consists of continuous, high-strength alumina fibers in a prepreg tape that can be consolidated into shapes using conventional composite processing techniques.
ICI General Chemicals introduces 'Saffil' alumina fibers