Why is aluminum more expensive than steel?
Aluminum vs Steel Cost The price of steel and aluminum is continually fluctuating based on global supply and demand, fuel costs and the price and availability of iron and bauxite ore; however steel is generally cheaper (per pound) than aluminum (see galvanized vs stainless for more info on steel)..
What is so special about aluminum?
Aluminium is a silvery-white, lightweight metal. It is soft and malleable. Aluminium is used in a huge variety of products including cans, foils, kitchen utensils, window frames, beer kegs and aeroplane parts. … They are very important in the construction of aeroplanes and other forms of transport.
Is aluminum expensive to produce?
Study results show (A) production of aluminum is two to three times more expensive than steel, (B) manufacturing and assembly with aluminum is 20 % to 30 % more expensive than steel, and (C) the mass reduction with steel can be achieved at very low cost, while engineering studies show low-density materials like …
Is aluminum once rare?
Because of the complexities of refining aluminum from ore, aluminum was considered more rare and precious than gold or silver through most of the 19th century. A pure form of the metal was first successfully extracted from ore in 1825 by Danish chemist Hans-Christian.
Which is costly Aluminium or steel?
In raw materials costs, aluminium is about three times more expensive than steel, while in terms of conversion costs it is about twice as expensive, MIT said. And in assembly costs, aluminium was 20-30% more expensive than steel.
Why is Aluminium so expensive?
Aluminium is the most abundant (found in large quantities) metal in the Earth’s crust . It is expensive, largely because of the amount of electricity required in the extraction process. Aluminium ore is called bauxite . … Aluminium oxide has a very high melting point (over 2000°C) so it would be expensive to melt it.