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An oxidizing process of coating aluminium and magnesium articles is called ________
  • a)
    Galvanising
  • b)
    Anodising
  • c)
    Parkerizing
  • d)
    Sherardising
Correct answer is option 'B'. Can you explain this answer?
Verified Answer
An oxidizing process of coating aluminium and magnesium articles is c...
Cementation: There are three types of cementation process for protecting metal surfaces.
  • Sherardizing (Zinc coating)
  • Calorizing (Aluminium coating)
  • Chromizing (Chromium coating)
Anodizing: Anodizing is to provide a decorative and corrosion-resistant coating on aluminium and its alloys only.
A thin coating of oxide on aluminium can protect the surface from corrosion.
Aluminium is ideally suited to anodizing, although other non-ferrous metals such as magnesium and titanium also can be anodized.
Parkerising is a process used for making thin phosphate coating on steel.
Galvanizing: It is a process of giving a protective coating of zinc on iron sheets and components to protect the surface from corrosion. It is the process of coating of zinc by hot- dipping.
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An oxidizing process of coating aluminium and magnesium articles is called ________a)Galvanisingb)Anodisingc)Parkerizingd)SherardisingCorrect answer is option 'B'. Can you explain this answer?
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