Standard Test Method for Evaluation of Cleanability of Paint Brushes

SIGNIFICANCE AND USE
The final appearance of a paint brush after it has been used and cleaned is related to the ability of the brush to perform consistently upon repeated use. This test method offers a subjective visual criteria that provides a rank order of cleanability of the filaments of a brush after use.
SCOPE
1.1 This test method covers a laboratory procedure for the evaluation or comparison of the cleanability of paint brushes, or both, when used with latex paints.
1.2 This test method is applicable to paint brushes up to 100 mm (4 in.) in width and of similar head dimensions as described in Practice D 5301.
1.3 The values stated in SI units are to be regarded as the standard. The values given in parentheses are for information only.
1.4 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.

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Historical
Publication Date
31-May-2009
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ASTM D5913-96(2009)e1 - Standard Test Method for Evaluation of Cleanability of Paint Brushes
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NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
Contact ASTM International (www.astm.org) for the latest information
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Designation: D5913 − 96 (Reapproved 2009)
StandardTest Method for
Evaluation of Cleanability of Paint Brushes
This standard is issued under the fixed designation D5913; 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 (´) indicates an editorial change since the last revision or reapproval.
´ NOTE—Reapproved with editorial changes in 5.2 and 8.13 in June 2009.
1. Scope then dipped into the test paint for a specified period, allowed to
drain and the excess removed by brushing out on paper. After
1.1 This test method covers a laboratory procedure for the
a specified drying period, the brushes are cleaned and evalu-
evaluation or comparison of the cleanability of paint brushes,
ated for the presence of residual paint on the filaments.
or both, when used with latex paints.
1.2 This test method is applicable to paint brushes up to 100
4. Significance and Use
mm (4 in.) in width and of similar head dimensions as
4.1 The final appearance of a paint brush after it has been
described in Practice D5301.
usedandcleanedisrelatedtotheabilityofthebrushtoperform
1.3 The values stated in SI units are to be regarded as the
consistently upon repeated use. This test method offers a
standard. The values given in parentheses are for information
subjective visual criteria that provides a rank order of
only.
cleanability of the filaments of a brush after use.
1.4 This standard does not purport to address all of the
5. Apparatus
safety concerns, if any, associated with its use. It is the
responsibility of the user of this standard to establish appro-
5.1 Test Brushes, up to 100-mm (4-in.) sizes.
priate safety and health practices and determine the applica-
5.2 Weight-per-Density Cup or pycnometer.
bility of regulatory limitations prior to use.
5.3 Balance, capable of weighing to an accuracy of 0.1 g.
2. Referenced Documents
5.4 Stopwatch.
2.1 ASTM Standards:
D1475 Test Method For Density of Liquid Coatings, Inks,
6. Materials
and Related Products
6.1 Test Panels, with a sealed surface, having 1000 cm
D3924 Specification for Environment for Conditioning and
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(1.076 ft ) of test area for 50-mm (2-in.) brushes.
Testing Paint, Varnish, Lacquer, and Related Materials
6.2 Laminated Fiber Board, (upson board) 610 by 305 mm
D3925 Practice for Sampling Liquid Paints and Related
(24 by 12 in.) with at least one smooth side for 75-mm (3-in.)
Pigmented Coatings
and 100-mm (4-in.) size brushes.
D5068 Practice for Preparation of Paint Brushes for Evalu-
ation
6.3 Latex-Base Primer.
D5301 Practice for Physical Characterization of Paint
6.4 Specified Test Paint.
Brushes
6.5 Abrasive Grit Soap.
3. Summary of Test Method
6.6 Kraft or Brown Wrapping Paper, unsealed, 200 by 460
3.1 The test brushes are washed prior to painting to remove
mm (8 by 18 in.).
any residual finishes from the manufacturer, broken in, and
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
This test method is under the jurisdiction of ASTM Committee D01 on Paint
light colored paint is preferable for dark filament-containing brushes and
and Related Coatings, Materials, andApplications and is the direct responsibility of
Subcommittee D01.61 on Paint Application Tools.
Current edition approved June 1, 2009. Published June 2009. Originally
approved in 1996. Last previous edition approved in 2003 as D5913 - 96 (2003). Test charts such as Leneta Form 8H have been found suitable. They are
DOI: 10.1520/D5913-96R09E01. available from the Leneta Company, 15 Whitney Road, Mahwah, NJ 07430.
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or Similar to U.S. Federal Specification TT-P-650C Primer Coating, White has
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM beenfoundsuitableforthispurpose.Otherlatexprimersmaybeadaptedtomeetthe
Standards volume information, refer to the standard’s Document Summary page on requirements of this test method.
the ASTM website. Lava soap has been found suitable for this purpose.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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D5913 − 96 (Reapproved 2009)
conversely, a dark colored paint is preferable for brushes containing
next stroke in each direction is a little above the first, and the
light-colored filaments. Latex interior flat paints are preferred because
following one a little below (see Practice D5068).
they dry faster than gloss or semigloss paints.
8.10 Finish the area with light pressure by brushing in a
7. Sampling and Conditioning
perpendiculardirectiontotheinitialapplicationutilizingthetip
of the brush. Make sure that total application time for the test
7.1 Sampling of test paint to be used in this test method
panel is 30 to 35 s.
shall be in accordance with Practice D3925.
8.11 After preparing brush out, dip brush into the paint to
7.2 Condition the materials to be used in this test method in
the specified depth for its size as shown in Practice D5068 for
accordance with Section 6, Conditioning and Testing, of
10 s. Remo
...

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