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石英玻璃棒的化學成分參數

作者:創通石英 來源: 日期:2020/11/5 22:05:10 人氣:256 標簽:石英玻璃棒 化學成分 參數

透明石英棒具有純度高,耐高溫性強以及熱膨脹系數低的特點,用于單端鹵素燈的壓橋棒、線型光源配件、 光纖照明、石英纖維的制造以及半導體硅片的加工等。石英玻璃棒的化學成分包含鉻Cr、鍺Ge、鐵Fe、鎂Mg、鈦T i、鈣Ca、鋁Al、鈉Na、鋰Li、鉀K、羥基OH等,詳細成分列表見下表所示。


化學成份                                            單位:  ppm

鉻Cr鍺Ge鐵Fe鎂Mg鈦T i鈣Ca鋁Al鈉Na鋰Li鉀K羥基OH
<0.50.51.20.82.02.0201.20.51.5<25

 




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