ASTM D5913-96(2003)

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation:D5913–96(Reapproved2003)
Standard Test Method for
Evaluation of Cleanability of Paint Brushes
This standard is issued under the fixed designation D 5913; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope a specified drying period, the brushes are cleaned and evalu-
ated for the presence of residual paint on the filaments.
1.1 This test method covers a laboratory procedure for the
evaluation or comparison of the cleanability of paint brushes,
4. Significance and Use
or both, when used with latex paints.
4.1 The final appearance of a paint brush after it has been
1.2 This test method is applicable to paint brushes up to 100
usedandcleanedisrelatedtotheabilityofthebrushtoperform
mm (4 in.) in width and of similar head dimensions as
consistently upon repeated use. This test method offers a
described in Practice D 5301.
subjective visual criteria that provides a rank order of
1.3 The values stated in SI units are to be regarded as the
cleanability of the filaments of a brush after use.
standard. The values given in parentheses are for information
only.
5. Apparatus
1.4 This standard does not purport to address all of the
5.1 Test Brushes, up to 100-mm (4-in.) sizes.
safety concerns, if any, associated with its use. It is the
5.2 Weight-per-Gallon Cup or pycnometer.
responsibility of the user of this standard to establish appro-
5.3 Balance, capable of weighing to an accuracy of 0.1 g.
priate safety and health practices and determine the applica-
5.4 Stopwatch.
bility of regulatory limitations prior to use.
6. Materials
2. Referenced Documents
6.1 Test Panels, with a sealed surface, having 1000 cm
2.1 ASTM Standards:
2 4
(1.076 ft ) of test area for 50-mm (2-in.) brushes.
D 1475 Test Method for Density of Liquid Coatings, Inks,
2 6.2 Laminated Fiber Board, (upson board) 610 by 305 mm
and Related Products
(24 by 12 in.) with at least one smooth side for 75-mm (3-in.)
D 3924 Specification for Standard Environment for Condi-
and 100-mm (4-in.) size brushes.
tioning and Testing Paint, Varnish, Lacquer and Related
2 6.3 Latex-Base Primer.
Materials
6.4 Specified Test Paint.
D 3925 Practice for Sampling Liquid Paints and Related
2 6.5 Abrasive Grit Soap.
Pigmented Coatings
6.6 Kraft or Brown Wrapping Paper, unsealed, 200 by 460
D 5068 Practice for Preparation of Paint Brushes for Evalu-
3 mm (8 by 18 in.).
ation
D 5301 Practice for Physical Characterization of Paint
NOTE 1—The choice of the color of the test paint to be used should be
dependent on the color of the filaments in the brushes under evaluation.A
Brushes
light colored paint is preferable for dark filament-containing brushes and
3. Summary of Test Method conversely, a dark colored paint is preferable for brushes containing
light-colored filaments. Latex interior flat paints are preferred because
3.1 The test brushes are washed prior to painting to remove
they dry faster than gloss or semigloss paints.
any residual finishes from the manufacturer, broken in, and
then dipped into the test paint for a specified period, allowed to
7. Sampling and Conditioning
drain and the excess removed by brushing out on paper. After
7.1 Sampling of test paint to be used in this test method
shall be in accordance with Practice D 3925.
This test method is under the jurisdiction of ASTM Committee D01 on Paint
and Related Coatings, Materials, andApplications and is the direct responsibility of Test charts such as Leneta Form 8H have been found suitable. They are
Subcommittee D01.61 on Paint Application Tools. available from the Leneta Company, 15 Whitney Road, Mahwah, NJ 07430.
Current edition approved May 10, 2003. Published June 2003. Originally Similar to U.S. Federal Specification TT-P-650C Primer Coating, White has
approved in 1996. Last previous edition approved in 1996 as D 5913 - 96. beenfoundsuitableforthispurpose.Otherlatexprimersmaybeadaptedtomeetthe
Annual Book of ASTM Standards, Vol 06.01. requirements of this test method.
3 6
Annual Book of ASTM Standards, Vol 06.02. Lava soap has been found suitable for this purpose.
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D5913–96 (2003)
7.2 Condition the materials to be used in this test method in 8.10 Finish the area with light pressure by brushing in a
accordance with Section 6, Conditioning and Testing, of perpendiculardirectiontotheinitialapplicationutilizingthetip
Specification D 3924 for 24 h before use. of the brush. Make sure that total application time for the test
7.3 All testing should be performed under the same condi- panel is 30 to 35 s.
tions as outlined in 7.2. Do not change operators during the 8.11 After preparing brush out, dip brush into the paint to
running of a series of tests, since this may invalidate any rank the specified depth for its size as sh
...