Aluminum (aluminium) contracts did not begin trading on the London Metal Exchange until 1978, but now account for about 40% of the total tonnage traded on the exchange.
The prices listed below are based on the daily average monthly contract prices settled at the LME.
Cadmium is most often extracted from zinc sulphide ores, such as zinc sphalerite, as part of the zinc refining process.
Galvanization is the most common process used to protect steel against the elements and ensure that it does not corrode and deteriorate in strength and appearance. In its essence, the process of galvanization involves applying a protective coating of zinc to the surface of steel.
Hot-dip galvanizing is the process of immersing clean, pre-formed steel parts into a bath of molten zinc.
Continuous galvanization is the process of applying zinc to surface of sheet steel as it passes through a bath of molten zinc.
Steel sheet coils, which range in thickness from 0.10 (0.25mm) to 0.25 inches (6.3mm), move through the bath at speeds up to 650 feet per minute (200 metres per minute).
The remaining concentrate will consist of between 1 to 15 percent zinc, but retain a high sulphur content (around 30 percent) that must be removed. This can be done by
The prices listed below are based on the daily cash buyer contract prices settled at the LME averaged for each month.
Zinc is a lustrous bluish-grey metal that is primarily used to galvanize iron and steel in order to protect against...
Approximately half of all zinc produced is used to galvanize carbon steel products. Due to its electro-positivity, zinc acts as a sacrificial anode when
The London bullion market is the preeminent, international over-the-counter market for the wholesale trading of gold and silver. Below are monthly averages of the London morning gold fix: