MIL-DTL-382E
3.3.1 Form - Type I. Type I magnesium powder shall consist of shavings, turnings,
flakes, or any combination of these which meet the necessary granulation requirements shown in
Figure I.
3.3.2 Form - Type II. Type II magnesium powder shall consist of oblong chip-like
particles with rounded edges which meet the necessary granulation requirements shown in Figure
I.
3.3.3 Form - Type III. Type III magnesium powder shall consist of granular or
spheroidal particles (atomized) which meet the necessary granulation requirements shown in
Figure I.
3.4 Chemical composition. Magnesium powder shall conform to the requirements shown
in Table II.
3.4.1 Magnesium. The magnesium shall conform to the chemical and physical
requirements as shown in Table II.
3.4.2 Volatile material at 105o C. The volatile material at 105o C shall conform to the
chemical and physical requirements as shown in Table II.
3.4.3 Oil and grease. The oil and grease shall conform to the chemical and physical
requirements as shown in Table II.
3.4.4 Total iron. The total iron shall conform to the chemical and physical requirements
as shown in Table II.
3.4.5 Carbides. The carbides shall conform to the chemical and physical requirements as
shown in Table II.
TABLE II. Chemical composition.
Requirement
Type I
Type II
Type III
Powder
Powder
Powder
Magnesium, % min
96 1/
96 1/
98
Volatile material at
0.1
0.1
0.1
105 °C, % max
Oil and grease, %
0.02
0.02
0.02
max
Total Fe, % max
0.22
0.22
0.22
Carbides, % max
0.004
0.004
0.004
1/ Granulations 13 & 18 shall be 98 % min.
4
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