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YY/T 0681.5--2010内压法检测粗大泄漏(气泡法):
对各包装材料和规格确定试验压是得到可重复结果的关键(确定试验压的程序 ... 穿孔宜尽量位于包装的中央。孔的大小宜能插人空气源和压力监测器,并使空气泄漏为最小。如果必要,用胶带和橡胶垫作为穿孔部位的封堵器来密封插人部位。 2、向试验样品中插人 ...
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