For aluminium alloys grain refinement can be achieved using

Related MCQs

• Magnesium aluminium alloys are grain refined by addition of
• Normal shrinkage allowance for aluminium is 18 mm per metre and that for cast iron 10 mm per metre. If the metal pattern is to be made of aluminium and the casting is to be of cast iron, the shrinkage allowed on wooden master pattern will be
• Investment casting can be used for which of the following alloys
• In low temperature die casting the metals whose alloys are cast are
• The solidification shrinkage of magnesium alloys is about
• Which heat treatment is applicable to aluminium alloy castings?
• Aluminium is not a very good material for die casting because
• In melting of aluminium, the dross consists of
• Annealing of aluminium castings
• For annealing of aluminium it is heated to