composição de fibra de vidro

A glass fiber composition has 52 to 62 percent by weight SiO2, 0 to 2 percent by weight NaO2O, 16 to 25 percent by weight CaO, 8 to 16 percent by weight Al2O3, 0.05 to 0.80 percent by weight Fe2O3, 0 to 2 percent by weight K2, 1 to 5 percent by weight MgO, 0 to 5 percent by weight B2O3, to 0 to 2 pe...

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Bibliographische Detailangaben
1. Verfasser: FREDERICK T. WALLENBERGER
Format: Patent
Sprache:por
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Zusammenfassung:A glass fiber composition has 52 to 62 percent by weight SiO2, 0 to 2 percent by weight NaO2O, 16 to 25 percent by weight CaO, 8 to 16 percent by weight Al2O3, 0.05 to 0.80 percent by weight Fe2O3, 0 to 2 percent by weight K2, 1 to 5 percent by weight MgO, 0 to 5 percent by weight B2O3, to 0 to 2 percent by weight TiO2, and 0 to 1 percent by weight F, and further has a log 3 forming temperature of no greater than 1240° C. based on an NIST 714 reference standard, a DeltaT of at least 50° C., and a SiO2/RO ratio of no greater than 2.35.