Miniature Sapphire & Ruby Balls Spherical, Hard, and Chemically Inert |
(Archive News Story - Products mentioned in this Archive News Story may or may not be available from the manufacturer.)
Meller Optics, Inc.
120 Corliss St.
Providence, RI, 02940
USA
Press release date: November 4, 2008
Miniature sapphire and ruby balls for applications requiring high wear-, chemical-, and temperature-resistance, precise sphericity, and a smooth surface finish are available from Meller Optics, Inc. of Providence, RI.
Meller Sapphire and Ruby Balls come in 42 inch and metric sizes from 0.1 mm to 0.5" dia., feature Moh 9 hardness (Knoop 1800 perpendicular to the C-axis and 2200 parallel to the C), which is second only to diamond. Providing superior wear resistance, these precision miniature balls have a 2,000°C melting point and are impervious to most chemicals, solvents and detergents.
Suitable for use in medical and chemical pump check valves, metering valve assemblies, as ball point pen and stylus tips, ball and roller bearings, and in fiber optic lens systems, Meller Sapphire and Ruby Balls have surface finishes of 20-10 scratch-dig or better. They can also be precision ground into plano-convex lenses and drilled for use as bearing rollers.
Meller Sapphire and Ruby Balls are priced according to material, size, and quantity; delivered from stock. Samples, literature, and price quotations are available upon request.
For more information contact:
Meller Optics, Inc.
Steve Lydon, Marketing
120 Corliss St. / P.O. Box 6001
Providence, RI 02940
(800) 821-0180 FAX (401) 331-0519
e-mail: steve@melleroptics.com
www.melleroptics.com
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