Post by Aluminum Composite Panel manuf on Nov 23, 2017 0:35:57 GMT -5
Extraction of bauxite from aluminum is usually done by a chemical process followed by electrolysis. The first step is called the Bayer purification process. This process was discovered in 1888 by an Austrian chemist Karl Bayer. In this process, bauxite is the first soil and sprinkled. It is then mixed with hot caustic soda solution and pressure applied to the digester (steam heating unit). Caustic soda melts in the form of a solution, called sodium Aluminum Composite Panel manufacturer, under pressure. Dirt such as silicon, lead and iron oxide remain solid and easily removed by filtration. Finally, sodium aluminate is added to a precipitate containing pure and fine alumina hydrate in small amounts of liquid. As the solution cools, the sodium aluminate settles around the fine Aluminum Composite Panel manufacturer. The solid is then separated from caustic soda by precipitation and vacuum filtering. The solid is then washed, dried and heated at high temperatures to remove any liquid. As a result, we now get white alumina (also known as alumina).
The process of separating aluminum from Aluminium Composite Panel distributor is called Hall-Heroult dissolution. In this process, aluminum is extracted with electrolysis of aluminum. In electrolysis, two metal electrodes are immersed in liquids containing positive and negative ions. A positively charged electrode (called an anode) and the other negatively charged (called a cathode). Since a similar charge causes the charge of sputtering and the opponent, the positively charged ions in the liquid are drawn from the cathode and the negatively charged ion is drawn to the anode.