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>>TUNGSTEN
(W) |
>>About COPPER
The Copper is keeping very close
relationship with human beings and has been widely used in electrical,
light industry, machinery manufacturing, construction industry, national
defense industry.
The electrical and electronic industry is using the largest amount of
copper, more than half of total consumption. such as variety of
cables and wires, electrical, and transformer winding, switches and
printed circuit boards and so on.
In the manufacture of machinery and transport vehicles, copper is used
in the manufacture of industrial valves and fittings, meters, sliding
bearings, molds, heat exchangers and pumps.
In the chemical industry, copper is widely used in manufacture of vacuum
devices, the distillation pot, brewing pot and so on.
In the defense industry copper is used in the manufacture of bullets,
shells, guns, spare parts, etc., each produce 100 million rounds of
ammunition, need to use copper 13 - 14 Dun.
In the construction industry, copper is used as variety of pipes, pipe
fittings, decorative devices.
The following are the copper consumption accounts percentage of total
consumption:
Electronics (including communications) 48%
Construction 24%
General engineering 12%
Transport 7%
Other 9% |
