ASTM D 8626/D8626M : 2025

1.1 This test method covers the determination of compressive properties of flexible cellular materials during compressive loading and unloading at a uniform rate.

1.2This test method is applicable to open- or closed-cell materials made from expanded synthetic or non-synthetic polymers.

1.3Units—The values stated in either SI units or inch-pound units are to be regarded separately as standard. The values stated in each system are not necessarily exact equivalents; therefore, each system shall be used independently of the other.

1.4This 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.

1.5This 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.