ASTM D2510-94(1998)

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An American National Standard
Designation:D2510–94 (Reapproved 1998)
Standard Test Method for
Adhesion of Solid Film Lubricants
This standard is issued under the fixed designation D 2510; 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.
This standard has been approved for use by agencies of the Department of Defense.
1. Scope 3. Terminology
1.1 This test method covers the measurement of the adhe- 3.1 Definition :
sion characteristics of dry solid film lubricants. 3.1.1 dry solid film lubricants—dry coatings consisting of
1.2 The values stated in SI units are to be regarded as lubricating powders in a solid matrix bonded to one or both
standard. The values given in parentheses are provided for surfaces to be lubricated.
information only.
4. Summary of Method
1.3 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the 4.1 The dry solid film lubricant is applied to anodized
aluminum panels, immersed in water or other fluids for 24 h,
responsibility of the user of this standard to establish appro-
priate safety and health practices and determine the applica- and then wiped dry.Astrip of masking tape is pressed onto the
panel and removed abruptly. Film removal exposing the
bility of regulatory limitations prior to use.
surface of the metal panel is the criterion for failure.
2. Referenced Documents
5. Significance
2.1 ASTM Standards:
B 209M Specification for Aluminum and Aluminum-Alloy 5.1 Effective solid film lubricant coatings must adhere to
surfaces to provide adequate lubrication in applications with
Sheet and Plate
D 1000 Test Methods for Pressure-Sensitive Adhesive- restricted access where fluid lubricants cannot easily be replen-
ished. Loss of coating adhesion results in metal to metal
Coated Tapes Used for Electrical and Electronic Applica-
tions contact causing significant wear of contacting surfaces. Adhe-
D 1193 Specification for Reagent Water sion is critical to the performance of the solid film lubricant.
Examples of solid film lubricant applications include fasteners,
D 1730 Practices for Preparation of Aluminum and
Aluminum-Alloy Surfaces for Painting bearings and sliding members in automotive, aircraft, and
aerospace hardware.
D 3330 Test Methods for Peel Adhesion of Pressure-
Sensitive Tape at 180° Angle 5.2 This test method is intended to determine the adhesion
of solid film lubricant coatings when submitted to contact with
F 22 Test Method for Hydrophobic Surface Films by the
Water-Break Test water and other fluids. Results of this test provide an indication
of the suitability of the lubricant coating in applications where
2.2 U.S. Military Specification:
MIL-L-46010 contact with water or other fluids is likely.
6. Apparatus
6.1 Rubber Covered Steel Roller—Asteel roller, 82.6 6 2.5
This test method is under the jurisdiction of ASTM Committee D-2 on
mm (3.25 6 0.1 in.) in diameter and 44.5 6 1.3 mm (1.75 6
Petroleum Products and Lubricants and is the direct responsibility of Subcommittee
0.05 in.) in width, covered with rubber approximately 6.4 mm
D02.0L on Industrial Lubricants.
( ⁄4 in.) in thickness having a durometer hardness of 80 6 5.
Current edition approved Feb. 15, 1994. Published April 1994. Originally
published as D 2510 – 66 T. Last previous edition D 2510 – 83.
The weight of the roller proper which applies pressure to the
Refer to U. S. Military Specification MIL-L-46010–March 4, 1988.
specimen shall be 2.04 6 0.05 kg (4.5 6 0.1 lb). It shall be so
Annual Book of ASTM Standards, Vol 02.02.
4 constructed that the weight of the handle is not added to the
Annual Book of ASTM Standards, Vol 10.01.
weight of the roller during use.
Annual Book of ASTM Standards, Vol 11.01.
Annual Book of ASTM Standards, Vol 02.05.
6.2 Stylus, or equivalent.
Annual Book of ASTM Standards, Vol 15.09.
Annual Book of ASTM Standards, Vol 15.03
AvailablefromStandardizationDocumentsOrderDesk,Bldg.4SectionD,700
Robbins Ave., Philadelphia, PA 19111-5094, Attn: NPODS. The stylus shall be L. S. Starrett Scratch Gage No. 29 or equivalent.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959, United States.
D2510–94 (1998)
6.3 Oven, forced-circulation, capable of maintaining 149 6 9.2 Remove panels and wipe dry with a soft, dry, lint-free
5.5°C (300 6 10°F). cloth. Air dry the panels at 25 6 3°C (77 6 5°F) at a relative
6.4 Micrometer, reading 0 to 25 6 0.0025 mm (0 to 1 6 humidity between 45 and 55 % for 1 6 0.1 h.
0.0001 in.) with a 1-ball anvil. 9.3 Using the stylus, make two parallel scratches 25 mm (1
in.) apart on the panels (within 1 min after drying). Scratches
7. Reagents and Materials
shall be through the films (break through), parallel to long
7.1 Test Panels, of aluminum alloy 2024 (conforming to dimension of panel, and pass through both the water-immersed
Specification B 209M, approximately 75 by 150 by 0.5 mm (3 section and dry section.
by 6 by 0.020 in.) thick, anodized in accordance with Practices 9.4 Place a piece of masking tape lightly over the panel,
D 1730, Type C, Method 2, chromic acid coatings. perpendicu
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