Queensland Alumina Limited
Coordinates: 23 ° 52 ′ 1 ″ S , 151 ° 17 ′ 26 ″ E
Queensland Alumina Limited (QAL) operates a refinery that produces alumina , a precursor to aluminum production. The company is located in Gladstone , Queensland , Australia and employs 1,050 people. The annual production is 3.95 million t.
history
Queensland Alumina was founded in March 1967 and is now one of the largest companies in the world producing alumina at a facility that spans 80 hectares of a 3,050 hectare QAL site. In the immediate vicinity there is a port facility on South Trees Island , which is connected to the refinery via a dam.
QAL is 80% owned by Rio Tinto Alcan and 20% by Russian RUSAL .
Manufacturing
The refinery uses the Bayer process to process 8.8 million tons of bauxite ore annually in four processing stages from the Weipa bauxite mine in Rio Tinto, which is 2,000 kilometers away in northern Queensland. The ore is transported by ship.
Aluminum production uses 1.5 million tons of coal from the Boundary Hill Mine from the Callide coal field, 830,000 tons of caustic caustic soda and 16.04 petajoules of natural gas.
In addition, 105,000 tons of lime from central Queensland are transported in trucks, 30 megaliters of water are used daily and an average of 76 MW of electricity from the Queensland grid and 16 MW of electricity from our own generation are used annually.
See also
Web links
- Queensland Alumina Limited. Rio Tinto Alcan , accessed August 2, 2015 .
Individual evidence
- ↑ Quick facts - QAL History. Rio Tinto Alcan , accessed August 2, 2015 .
- ↑ qal.com.au ( Memento of the original from March 20, 2012 in the Internet Archive ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. : Overview , accessed April 8, 2012
