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PHOSPHATING POWDER COATING AND METALLIZING - Quiz
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Electroplater
PHOSPHATING POWDER COATING AND METALLIZING
1) How long time is required for antimony electroless plating on steel?
1 to 7 minute
5 to 8 minute
10 to 20 minute
21 to 30 minute
2) What is the use of aluminium plating?
Automobiles/ Aircraft industry
Electrical industries
Glass industries
Foundry industries
3) Which dipping solution is used before aluminium plating?
Bondal cleaner solution
Mercury solution
Aluminium solution
Aluminium metal solution
4) Which solution is used for zincate dipping (immersion)?
Aluminium solution
Acid solution
Alkaline solution
Aluminium oxide solution
5) Which defects occurs with aluminium plating?
Hard coating
Oxide prevent coating
Smooth coating
Dark coating
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