What are the blowing agents used to make aluminum foams apart from commonly used titanium hydride (TiH2)?

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Jerin Jose

Dear sir,

ZrH2,dolomite powder are used by some researchers as a blowing agent.

Jerin

Praveennath Koppad

Dear Sir,

Some other blowing agents that can be used are,

4MgCO3-Mg(OH)2-5H2O; MgCO3; CaMg(CO3)2; CaCO3; CdCO3; MgH2

Samir Saini

Magnesium Hydride (MgH2) can also be used as a blowing agent....CaCO3 has been used by Alcoa in the past as well....