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B 270® & B 270® i Flat Glass

B 270® & B 270® i Flat Glass
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B 270® & B 270® i ultra white Glass Product Information SCHOTT offers B 270® crown glass in sheet glass form suitable for a variety of different market demands. B 270®, manufactured by a SCHOTT specific up-draw method, offers high stability with respect to solarization in combination with high transmission in the visible wavelength range. It has a firepolished surface and high chemical stability. B 270® is available in a wide range of thicknesses and various in-stock formates. Customized formates (e. g. rounds) and processing can be offered upon request. Applications CD / DVD Pick up Digital Projection • High transmittance • ost efficient processing due to C wide thickness range B 270® i is an improved version of the existing B 270® glass. The chemical resistance is higher, which makes it especially suitable for Biotech applications. Surface acoustic wave type touch panel • ow acoustic attenuation L • High transmittance All other optical and physical properties are maintained. There is also no difference in the “white” appearance exhibited by B 270®. B 270® i is available in a thickness range of 0.8 mm – 1.65 mm. Monitor glass for coaters • High transmittance • ost efficient process monitoring C Technical Data 406 mm x 258 mm, 840 mm x 800-920 mm, 1680 mm x 800-920 mm (16.0 in x 10.1, 33 in x 31.5-36.2 in, 66.1 in x 31.5-36.2 in) other formats upon request Standard thicknesses Coefficient of mean linear thermal expansion α (20 °C; 300 °C) (static measurement) 2.56 g/cm3 Advanced Optics SCHOTT AG Hattenbergstrasse 10 55122 Mainz Germany Phone +49 (0)6131/66-1812 Fax +49 (0)3641/2888-9047 info.optics@schott.com www.schott.com/advanced_optics

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