Research Article

Burning Characteristics of Ammonium-Nitrate-Based Composite Propellants with a Hydroxyl-Terminated Polybutadiene/Polytetrahydrofuran Blend Binder

Table 4

Theoretical mole fraction of main combustion products of AN/HTPB/PTHF2 propellants.

70% AN
ξ(—)Mole fraction (—)
CH4COCO2H2H2ON2Graphite

00.08430.03580.12700.23970.20860.16530.1393
0.20.08520.03640.13380.24110.21560.16810.1198
0.40.08620.03680.14060.24230.22270.17090.1005
0.60.08730.03710.14730.24330.22990.17370.0814
0.80.08850.03740.15410.24400.23710.17650.0624

80% AN
ξ(—)Mole fraction (—)
CH4COCO2H2H2ON2Graphite

00.06620.05070.17190.26420.23710.20990
0.20.05810.04690.17000.26360.25210.20930
0.40.05060.04340.16800.26200.26720.20880
0.60.04370.04010.16590.25960.28220.20850
0.80.03730.03700.16370.25640.29740.20820