ISO International Standard

Composition cork — Gasket material — Test methods

ISO 4708:2017 specifies test methods to determine the characteristics of agglomerated composition cork and rubbercork to be used as gaskets in the mechanical industry. The following characteristics are considered:

– thickness,

– apparent density,

– tensile strength,

– compressibility and recovery,

– flexibility,

– resistance to boiling water,

– behaviour in fluids.

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