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2. ANSI/ASME Y14.1 - Wikipedia

   en.wikipedia.org/wiki/ANSI/ASME_Y14.1

   A size chart illustrating the ANSI sizes. In 1992, the American National Standards Institute adopted ANSI/ASME Y14.1 Decimal Inch Drawing Sheet Size and Format, [1] which defined a regular series of paper sizes based upon the de facto standard 8 + 1 ⁄ 2 in × 11 in "letter" size to which it assigned the designation "ANSI A".

3. Poly(methyl methacrylate) - Wikipedia

   en.wikipedia.org/wiki/Poly(methyl_methacrylate)

   PMMA is also known as acrylic, acrylic glass, as well as by the trade names and brands Crylux, Hesalite, Plexiglas, Acrylite, Lucite, and Perspex, among several others . This plastic is often used in sheet form as a lightweight or shatter-resistant alternative to glass. It can also be used as a casting resin, in inks and coatings, and for many ...

4. Cast acrylic - Wikipedia

   en.wikipedia.org/wiki/Cast_acrylic

   Cast acrylic has a better ability to be reworked hot and it is known for its superior surface finish and optical properties. Also cast acrylic is more scratch resistant than extruded acrylic. Cast acrylic is also preferred over extruded in applications that require machinings, such as turning on Engine Lathe or milling/drilling.

5. Acrylate polymer - Wikipedia

   en.wikipedia.org/wiki/Acrylate_polymer

   Acrylic elastomer is a general term for a type of synthetic rubber whose primary component is acrylic acid alkyl ester (ethyl or butyl ester). [3] Acrylic elastomer possesses characteristics of heat and oil resistance, with the ability to withstand temperatures of 170–180 °C. It is used primarily for producing oil seals and packaging related ...

6. List of electronic component packaging types - Wikipedia

   en.wikipedia.org/wiki/List_of_electronic...

   The metric codes still represent the dimensions in mm, even though the imperial size codes are no longer aligned. Problematically, some manufacturers are developing metric 0201 components with dimensions of 0.25 mm × 0.125 mm (0.0098 in × 0.0049 in), [ 31 ] but the imperial 01005 name is already being used for the 0.4 mm × 0.2 mm (0.0157 in ...

7. Printing and writing paper - Wikipedia

   en.wikipedia.org/wiki/Printing_and_writing_paper

   ANSI Standard Paper Sizes ANSI Paper Size Width x Height (mm) Width x Height (in) Aspect Ratio Closest ISO Size A 216 x 279 8.5 x 11.0 1:1.2941 A4 B 279 x 432 11.0 x 17.0 1:1.5455 A3 C 432 x 559 17.0 x 22.0 1:1.2941 A2 D 559 x 864 22.0 x 34.0 1:1.5455 A1 E 864 x 1118 34.0 x 44.0 1:1.2941 A0