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现行 ASTM F2824-10(2020)
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Standard Test Method for Mechanical Seal Strength Testing for Round Cups and Bowl Containers with Flexible Peelable Lids 具有柔性可剥皮盖的圆杯和碗容器的机械密封强度测试的标准测试方法
发布日期: 2020-05-01
1.1 本试验方法描述了一种测量机械密封强度的方法,同时将整个盖子(盖/膜)从刚性或半刚性圆形容器中分离。 1.2 本试验方法不同于试验方法 F88 . 试验方法 F88 测试密封件的一部分,其中本测试方法测试将整个盖(盖/膜)从容器上分离所需的力。 1.3 本试验方法用于确定将盖子(盖/膜)与容器分离所需的连续力和最大力。 1.4 本试验方法使用45°的拉力角,但是可以使用其他拉力角,前提是记录了结果并记录了使用的拉力角,并且验证了所述程序。 1.5 可以使用此方法或类似方法测试的容器形状的典型示例包括椭圆形、矩形和圆形,其中单个或多个空腔具有密封盖(盖/膜)。 包装在这些类型容器中的产品有:即食食品、奶油、咖啡、酸奶、家用清新剂、化学和医药产品,以及许多未提及的其他产品。然而,本试验方法(如所述)专门针对圆形容器。 1.6 以英寸-磅为单位的数值应视为标准值。括号中给出的值是到国际单位制的数学转换,仅供参考,不被视为标准值。 1.7 本标准并非旨在解决与其使用相关的所有安全问题(如有)。本标准的用户有责任在使用前制定适当的安全、健康和环境实践,并确定监管限制的适用性。 1.8 本国际标准是根据世界贸易组织技术性贸易壁垒(TBT)委员会发布的《关于制定国际标准、指南和建议的原则的决定》中确立的国际公认标准化原则制定的。 ====意义和用途====== 5.1 试验方法 F88 自20世纪60年代以来,一直是可剥离密封件机械剥离强度测试的标准。通常在密封件的一部分上进行测试。结果是该密封部分的实际密封强度图片。该测试方法的不同之处在于,将整个包装密封件剥开,并收集整个密封区域的数据。 5.2 本试验方法是分离期间密封件质量保证使用和性能评估的工具。 5.3 使用适当的软件,收集描述整个密封长度的密封强度的数据。因此,当密封被剥离时,可以看到密封强度的变化,从而评估密封的一致性和均匀性(参见 图1 ).
1.1 This test method describes a method for the measurement of mechanical seal strength while separating the entire lid (cover/membrane) from a rigid or semi-rigid round container. 1.2 This test method differs from Test Method F88 . Test Method F88 tests a portion of the seal where as this test method tests the force required to separate the entire lid (cover/membrane) from the container. 1.3 This test method is used to determine the continuous and maximum forces required to separate the lid (cover/membrane) from the container. 1.4 This test method uses an angle of pull of 45°, however other angles of pull may be used provided results are documented noting the used angle of pull and said procedure is validated. 1.5 Typical examples of container shapes that could be tested using this or a similar method include oval, rectangular, and circular with single or multiple cavities having a sealed lid (cover/membrane). Examples of products packaged in these types of containers are: ready meals, creamers, coffee, yogurts, household fresheners, chemical and pharmaceutical products, and numerous others not mentioned. However, this test method, described within, is specifically for round containers. 1.6 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard. 1.7 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use. 1.8 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee. ====== Significance And Use ====== 5.1 Test Method F88 has been the standard for the mechanical peel strength testing of peelable seals since the 1960s. Normally the testing is run on a portion of the seal. The result is an actual seal strength picture of that portion of the seal. This test method is different in that the entire package seal is peeled open and data collected for the entire sealed area. 5.2 This test method is a tool for quality assurance use as well as performance evaluation of a seal during separation. 5.3 With appropriate software, data is collected depicting the seal strength of the entire length of the seal. As a result, it is possible to see seal strength variations, as the seal is peeled apart, thereby evaluating the consistency and uniformity of the seal (see Fig. 1 ).
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归口单位: F02.20
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