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|  MIL-M-46861B (MI)
ASTM D 792
Specific Gravity (Relative Density) and
Density of Plastics by Displacement,
Standard Test Method for
(Application for copies should be addressed to the American Society for
Testing and Materials, 1916 Race Street, Philadelphia, PA 19103-1137.)
(Non-Government standards and other publications are normally available from
the organizations that prepare or distribute the documents. These documents also may
be available in or through libraries or other informational services.)
2.3 Order of precedence. In the event of a conflict between the text of this
document and the references cited herein, the text of this document takes precedence.
Nothing in this document, however, supersedes applicable laws and regulations unless
a specific exemption has been obtained.
3. REQUIREMENTS
3.1 First article. When specified (see 6.2), a sample shall be subjected to first
article inspection (see 6.3) in accordance with 4.4.
3.2 Material.
3.2.1 Type I composition. The type I composition shall consist of the
reinforcement coated with a hot melt epoxy resin system on the unidirectional roving
side (see 4.8.1).
3.2.2 Type II composition. The type II composition shall consist of the
reinforcement coated with a hot melt epoxy resin system on the chopped fiber side (see
4.8.1).
3.2.3 Reinforcement.
3.2.3.1 Construction. The reinforcement shall meet the requirements of
MIL-M-43248, type V, grade A, and table I of this document (see 4.8.3).
3.2.3.2 Component distribution. The roving shall be evenly distributed across
the width of the material at an average concentration of 5 1 roving per inch; a four
inch width of material shall contain 20 2 rovings. The chopped strand fiber shall be
equally distributed over the entire surface. Surfacing mat (table II) shall cover the
entire area of roving side and may be overlapped to accommodate finish rovmat widths
50 inches or greater (see 4.8.12).
3
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