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當前位置:首頁 > 行業新聞 > 國家標準GB/T17876-1999專門針對此塑料防盜瓶蓋的檢測問題進行了明確的規定

國家標準GB/T17876-1999專門針對此塑料防盜瓶蓋的檢測問題進行了明確的規定

發表時間:2017-04-18 15:25:22  瀏覽次數:1990


??? 如瓶蓋開啟扭矩力、熱穩定性能、耐跌落性能、泄露與密封性能等。其中密封性能與瓶蓋開啟、扭緊力矩的評定是塑料防盜瓶蓋密封性能解決的有效途徑。根據瓶蓋用途的不同,對不含氣蓋和含氣蓋的測方法有不同的規定。密封蓋(不含氣蓋)需將瓶蓋切去防盜環(條),用于不小于1.2NM的額定扭矩封上,用密封測試儀[1]測試,加壓至200kPa,在水下保持壓力1分鐘,觀察是否漏氣或者脫扣;透氣蓋(含氣蓋)則加壓至690kPa,在水下保持壓力1分鐘,觀察是否漏氣,再把壓力提高至1207kPa,保持壓力1分鐘,觀察塑料蓋是否脫扣。
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