Morphological Investigation of Foamed Aluminum Parts Produced by Melt Gas Injection

Table 3

Process parameters and relative density.

Mould type	Pressure	Gas	Relative density
SM	Ambient	Nitrogen	0.141
SM	Ambient	Air	0.179
SM	Suction	Nitrogen	0.142
ME	Ambient	Nitrogen	0.224
ME	Ambient	Air	0.227
ME	Suction	Nitrogen	0.229
BM	Suction	Nitrogen	0.249
BM	Suction	Air	0.218