MIL-DTL-24631/2B(SH)
6/ Despersant shall be "Tenlo 70" available from the Henkel Corporation,
300 Brookside Avenue, Ambler, PA 19002, or equivalent.
7/ The thickener activator shall be "propylene carbonate" available from
Jefferson Chemical, Shaker Heights, OH, or equivalent.
8/ The epoxy resin shall be Scotch Weld 2216B (clear amber) epoxy available
from the 3M Company, 3M Center, 2501 Hudson Road, St. Paul, MN 55144, or
equivalent such as Epon 828 from Shell Chemical Co.. See 3.5.7 of
MIL-DTL-24631A(SH).
Use of alternate ingredients in the formula must have prior approval of the
Naval Sea Systems Command. Approval will be based on review of data showing
equivalent physical and chemical characteristics to the specified ingredient.
It will be necessary to demonstrate that the paint compound made using the
alternative ingredient will conform to all requirements of the MIL-DTL-24631
general specification.
QUANTITATIVE REQUIREMENTS. The paint shall meet the quantitative requirements
of table III and the qualitative requirements of section 3 of the
MIL-DTL-24631 general specification.
TABLE III.
Quantitative requirements.
Mixed
Requirements
Component A
Component B
components
Min
Max
Min
Max
Min
Max
Pigment content, percent (%) by
25.9
33.6
27.4
35.4
---
---
weight (wt) 1/
17.9
21.9
31.2
35.2
---
---
Volatiles content, %wt 2/
Nonvolatile vehicle content,
48.5
52.2
33.4
37.4
---
---
%wt 3/
Consistency, KU
---
---
---
---
60
---
Mass per unit volume, grams per
10.85
1109
1236
1248
---
---
liter (g/L) [pounds/gallon
(9.06)
(9.26)
(10.32)
(10.52)
(lb/gal)]
Fineness of grind, Hegman
---
---
---
---
6
---
C ( F)
---
---
---
---
27
---
Flash point,
(80)
Wet green reflectance (RW), %
---
---
---
---
1.74
2.06
Set-to-touch time, hours
---
---
---
---
---
8
Dry hard time, hours
---
---
---
---
---
24
Pot life, hours
---
---
---
---
5
---
Gloss 60 degree ( ) specular,
---
---
---
---
---
4
% 4/
Contrast ratio
---
---
---
---
0.9
---
Course particles, %
---
0.3
---
0.3
---
0.6
Volatile organic content (VOC),
---
---
---
---
---
340
g/L (lb/gal)
(2.8)
3
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