3.1 During the application of coatings, paint brushes can exhibit shedding of filling material onto the coated surface. A measure of this shedding filling material will determine the paint brush’s ability to resist shedding during application.

1.1 This test method describes the procedure for testing the shedding properties of both natural bristle and synthetic filament paint brushes (referred as filling material).

1.2 The values stated in inch-pound units are to be regarded as standard. The values given in parentheses are mathematical conversions to SI units that are provided for information only and are not considered standard.

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. Some specific hazards statements are given in Section 7 on Hazards.