Q. In hot blast cupola (Solved)
1. Temperature is high
2. Melting rate is high
3. Carbon percentage in castings is high
4. Air supplied is preheated
5. None of the above
- d. Air supplied is preheated
1. Temperature is high
2. Melting rate is high
3. Carbon percentage in castings is high
4. Air supplied is preheated
5. None of the above