Metal Foams & Powder Metallurgy

Front

What is metal foam made of?

Back

Molten Metal

Front

Is aluminum the only metal used for foaming?

Back

False

Front

One of the properties for a metal material used in this production is that it has ________ of its volume made of spaces.

Back

75-95%

Front

Porosity is very low for metal foaming.

Back

False

Front

When injecting gas into the liquid metal for foaming, it requires?

Back

external source

Front

What are metal foams used for?

Back

Crumple Zone, Noise Damping, Aerospace

Front

What is a disadvantage of metal foams?

Back

it can be expensive

Front

How many ways can metallic melts foam?

Back

3

Front

Which of these is not a stage of powder metallurgy? Powder manufacture, Compaction, Sintering (heat), Watering

Back

Watering

Front

Advantage of powder metallurgy?

Back

High precision