Spelter is a brazing alloy consisting 50% copper and 50% zinc.
35) Spelter is a brazing alloy consisting normally of
Answer is:
50% copper and 50% zinc
Explanation:
Related Welding and Soldering MCQ - Turner (Set-1) with Answers
Answer is:
silver brazing
Answer is:
Because aluminium has a too low melting point and would melt before brass
Explanation:
It is impossible to braze aluminium with normal brass brazing rods because, aluminium has a too low melting point and would melt before brass.
Melting Temperature of Brass normally 900 Degree Centigrade to 940 Degree Centigrade.
Melting Temperature of aluminium normally around 660.3 Degree Centigrade.
Answer is:
Emery cloth
Explanation:
Emery cloth is used as abrasive materials to clean the steel before brazing.
Answer is:
To clean the metal by dissolving any oxide already present
Explanation:
Flux is used in brazing to clean the metal by dissolving any oxide already present.
