Бумага и картон. Определение воздухонепроницаемости. Метод герли
Название (англ.):
Paper and board; Determination of air resistance (Gurley)
Описание (англ.):
Specifies the equipment and the test method and is applicable to papers and boards that (under the conditions specified) permit the passage of 100 ml of air in 5 to 1,800 s, being unsuitable for rough-surface papers such as creped and corrugated papers, which cannot be securely clamped to avoid leakage.