1.1 This practice describes the equipment and operation of the Vettermann drum tester for testing pile floor covering to produce changes in appearance and color due to changes in surface structure by mechanical action.
1.2 This practice is only applicable to unused pile floor covering of all types that are tested under standard textile conditions.
1.3 This practice cannot be used to predict pilling characteristics of pile floor covering.
1.4 This practice may be used by mutual agreement between the purchaser and supplier to set purchasing specifications.
1.5 The values stated in inch-pound units are to be regarded as the standard for all measurements except mass. The SI (metric) units for all measurements except mass are provided for information only.
1.6 This standard does not purport to address all of the safety problems, 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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