MIL-PRF-46676 Flexible ExplosiveThis specification describes performance requirements and quality assurance provisions for two grades of flexible explosive \(see 6.1.1\) designated as: Grade A, for Navy use \(See Table I\), Grade B, for Army use \(See Table I\).

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MIL-PRF-46676B (AR)

TABLE I. Physical properties.

Property

Grade A (Navy Use)

Grade B (Army Use)

N/A1

Detonation Continuity

Uniformly Depressed

Detonation Velocity (MPS), min

6600

None2

N/A1

Shock Sensitivity

N/A1

ERL Bruceton Impact Sensitivity

Equivalent to Comp B

None2

Friction Sensitivity

None2

Electrostatic Sensitivity

None2

Bullet Impact Sensitivity

None2

Bar Drop Impact Sensitivity

None2

Flame Sensitivity

Density (g/cc), min

1.4

Exudation (Wt. %), max

0.10

Vacuum Stability (mL), max

Cracks at 160�F, (in), max

0.0625

Cracks at -40�F, (in), max

0.0625

Color Change

No Change

DMDNB3 Content (Wt.%)

1.25 � 0.25

Notes:

1 - N/A indicates no requirement

2 - None indicates that the requirement is for no energetic reaction.

3 - DMDNB refers to the taggant 2,3-Dimethyl-2,3-Dinitrobutane