Table 6: Mean values of test data from four layered aluminum honeycombs.

Specimens Integral displacement/mm Integral value/J Absorbing energy levels/J·mm-1
A+A+B+B 28.5 92.17037 3.2340
A+B+A+B 28.5 95.54899 3.3526
A+B+B+A 28.5 101.01004 3.5442
B+A+A+B 28.5 90.16385 3.1636