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Standard Test Method for Machine Direction Elastic Recovery and Permanent Deformation and Stress Retention of Stretch Wrap Film
Automaticky preložený názov:
Štandardná skúšobná metóda pre smer Machine dopružování a trvalej deformácie a stresu Uchovávanie Stretch fólia filmu
NORMA vydaná dňa 1.4.2012
Označenie normy: ASTM D5459-95(2012)
Poznámka: NEPLATNÁ
Dátum vydania normy: 1.4.2012
Kód tovaru: NS-31309
Počet strán: 3
Približná hmotnosť: 9 g (0.02 libier)
Krajina: Americká technická norma
Kategória: Technické normy ASTM
Keywords:
elastic recovery, permanent deformation, stress retention, stretch wrap, thin films , Deformation--stretch wrap materials, Elastic recovery, Extension, Machine direction elastic recovery, Permanent deformation, Recovery, Stress retention, Stretch wrap films/materials, Thin film applications, ICS Number Code 55.040 (Packaging materials and accessories)
Significance and Use | ||||||||||||
Elastic recovery is related to the ability of a package to resume its original shape after being distended during its use cycle. Elastic recovery also relates to the tightness or snugness of a package. Stress retention is related to the tightness or snugness of a package. |
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1. Scope | ||||||||||||
1.1 This test method covers the measurement of recovery from extension, permanent deformation, and stress retention of stretch wrap film. 1.2 Several levels of extension are included to ascertain the effect of both small and large extensions. 1.3 The values stated in inch-pound units are to be regarded as the standard. The SI units given in parentheses are for information only. 1.4 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 and health practices and determine the applicability of regulatory limitations prior to use. |
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2. Referenced Documents | ||||||||||||
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