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|  MIL-C-70501 (AR)
4.4.3 Testing
4.4.3.1 Composition (see dwg. 9381562).
The container
assemblies shall be selected just prior to the application of
silicone.
The lot shall be rejected if the sample fails to
comply with the requirements.
The container
4.4.3.2 Stability heat test (134.5C).
assemblies shall be selected just prior to the application of
The lot shall be rejected if the sample fails to
silicone.
comply with the requirements.
4.4.3.3 Applicability.
The tests in paragraphs 4.4.3.1
and 4.4.3.2 shall be performed during first article and on the
For subsequent production, the
first three production lots.
tests may be omitted if acceptable data is provided form the
paper manufacturer.
Inspection equipment.
4.4.4
The inspection equipment
required to perform the examinations and tests prescribed
herein is described in the "Paragraph Reference/Inspection
Method" column in the "Quality Conformance Inspection" tables.
The contractor shall submit for approval inspection equipment
designs in accordance with the terms of the contract. See
Section 6 of MIL-A48078 and 6.3 herein.
4.5 Test methods and procedures.
4.5.1
Composition.
4.5.1.1 Preparation of samples. Each sample shall be cut
From each sample, approx-
into approximately 1/4 inch squares.
imately 0.5 gram shall be selected for testing and weighed to
the nearest 0.2 milligram (Weight A) in an extraction thimble.
The same thimble shall be utilized during the extractions in
4.5.1.3.1 and 4.5.1.3.3.
4.5.1.2 Total volatiles.
The samples from 4.5.1.1 shall
be dried for 3 hours at 100 2C, cooled in a desicator (1/2
hr. min.), and weighed to the nearest 0.2 mg. (weight W).
Calculate the percent total volatiles as follows:
Percent (%) Total Volatiles =
4.5.1.3 Analytical
procedure.
4.5.1.3.1 Solvent extraction.
Using a tared, extracoarse,
sintered glass thimble, extract each sample from 4.5.1.2,
15
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