Research Article

Numerical Study of Separation Characteristics of Piston-Type Explosive Bolt

Table 3

Material parameters of 2024 aluminum.

Shock EOSJohnson–Cook strength model

(g/cm3)2.785 (GPa)0.265
2.00 (GPa)0.426
(m/s)53280.34
1.3380.015
(K)3001.00
(J/kg·K)875 (K)775
(s−1)1.0