Which of the following type of air is circulated over rack type core oven?
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How are core manufactured in casting?
What are the core boxes?
In the case of coldbox core _____________
In the case of shell, hotbox or warmbox ______________
What will happen if the parting line in the corebox is not closed properly?
Why the air already present inside the corebox is necessary to be evacuated before pressurised air is blown into it?
Why should the finishing of the core be made good enough?
Which of the following core cannot be classified by the nature of core material employed?
Which of the following will not be classified under the type of core hardening process employed?
Which of the following core cannot be classified under the shape and position of the core?
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