Research Article

A Step-by-Step Equivalent Microprediction Method for the Mechanical Properties of Composite Solid Propellants considering Dewetting Damage

Table 1

The distribution ratio of each group of a four-component HTPB propellant.

ComponentRDXAP1#AP2#AP3#AlPolymer (HTPB)

Mass fraction (%)1542771811
Density (g/cm3)1.821.951.951.952.70.908
Particle size (μm)1063001001024
Volume fraction (%)15.3440.106.686.6812.4118.79