CBSE Class 11-science Answered
what is goldschmidt aluminothermic process?
Asked by | 22 Mar, 2008, 08:17: PM
Expert Answer
IT IS PROCESS IN WHICH A mix of 3 parts or ferric oxide n 1 part of aluminium powder is taken in a crucible with hole at bottom n ignited using a ,mix of potasium chlorate n magnesium powder using a fuse of burning magnesium
a vigorous reaction result in high temp n formation of molten iron n aluminium which drops down from hole so this process is used for welding broken iron girders or rails
it is called thermite process because mix of ferric oxide n aluminium is called thermite
Answered by | 05 May, 2008, 06:39: PM
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