MIL-DTL-24607B
3.6.2.2 Usability (full container). When tested as specified in table VI, the enamel in original unopened
containers shall be usable for a period of 1 year of normal warehouse storage after the date of manufacture. The
enamel shall show no skinning, livering, curdling, hard caking, or gummy sediment. The enamel shall mix to a
smooth uniform state with no surface float (separated pigments or other ingredients on the surface of the liquid
enamel) within 5 minutes when mixed with a paddle or mechanical mixer and shall have a consistency not greater
than 15 units from the original Kreb unit consistency before testing (see table V). (see table VI and 4.5.4.2)
3.6.3 VOC regulations. Thinning of VOC compliant paint is not allowed. This paint is to be used as supplied
3.6.4 Brushing properties. When tested in accordance with 4.5.6, the enamel shall brush satisfactorily and shall
3.6.5 Rolling properties. When tested in accordance with table VI, the enamel shall roll satisfactorily and shall
dry to a uniform film, free from seeds, runs, sags, or streaks. The dried film shall show an even, smooth finish.
3.6.6 Spraying properties. When tested in accordance with 4.5.8, the enamel shall spray satisfactorily and shall
show no running, sagging, streaking, or orange peel. The air-dried film shall show no seeding, dusting, floating,
mottling, hazing, or other film defects.
3.6.7 Odor. The odor of the wet enamel and the film at any interval of drying shall be characteristic of the
volatiles permitted (see table VI).
3.6.8 Cross-cut adhesion test. When tested as specified in table VI, a 0.001-inch (nominal) [0.025-mm
(nominal)] dry film of enamel shall achieve a minimum classification of 4B.
3.6.9 Flexibility. A film of enamel shall bend without cracking or flaking (see 4.5.9).
3.6.10 Recoating. When tested in accordance with 4.5.7, recoating of a dried film shall produce no film
irregularities. The enamel shall not wrinkle or lift the first coat and shall dry to a smooth, uniform finish.
3.6.11 Appearance. When tested as specified in table VI, the enamel shall show no evidence of wrinkling or
any other film defects and shall have a smooth and uniform appearance.
3.6.12 Nonflaming property. When tested as specified in 4.5.11, the enamel shall be resistant to burning. The
test specimen shall show no flaming in excess of 5 seconds per ignition or dripping and have an average flame
spread of index of 8 with no individual specimen having a flame spread index over 10.
3.6.13 Resistance to ignition. When tested as specified in 4.5.12, the enamel shall not exhibit flaming in excess
of 5 seconds per ignition, sparking, or burning drops.
3.7 Batch specific VOC certification. The manufacturer shall prepare container label instructions for the
enamel in accordance with the requirements of 29 CFR Parts 1910, 1915, 1917, 1918, 1926, and 1928 Hazard
Communication Act, Final Rule (see 6.9). To comply with the Environmental Protection Agency (EPA) National
Emission Standards for Hazardous Air Pollution (NESHAP) requirements for shipbuilding and ship repair, the
following two statements must appear on each paint can label:
a.
A certification that the paint in the container meets the NESHAP requirements for shipbuilding and ship
repair.
b.
A statement of the ratio of volatile content to solids expressed as grams of volatile organic hazardous air
pollutants (VOHAP) per liter of solids.
3.8 Material safety data sheet (MSDS). When specified (see 6.2), the contracting activity shall be provided a
material safety data sheet at the time of contract award.
3.9 Ozone-depleting chemicals. The materials used in the enamel shall not contain Class I or Class II ozone-
depleting chemicals as defined in 40 CFR 82.
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