Область применения

1.1 This guide covers procedures for testing nonwoven fabrics. The test procedures appear in the following sections:

SectionAbrasion Resistance18Absorbency21Air Permeability8Breaking Force and Elongation9Bursting Strength10Conditioning7Dimensional Change20Drycleaning11Flexural Rigidity12Mass Per Unit Area (Note 2)17Resin Binder Distribution22Seam Breaking Strength13Trapezoid Tear14Tongue Tear (Single Rip)15Elmendorf Tear16Thickness19

Note 2—The terms "machine" and "cross machine" must be substituted for "warp" and "filling," respectively, throughout these test methods wherever pertinent.

1.2 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only and may be approximate.

1.3 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.