Railways NTPC (Technical Ability) Metal Forming, Casting and Cutting Question Bank Metal Casting

  • question_answer
    Small amount of carbonaceous material sprinkled on the inner surface of mould cavity is called:

    A) Backing sand                 

    B) facing sand

    C) Green sand                   

    D) dry sand

    Correct Answer: B


You need to login to perform this action.
You will be redirected in 3 sec spinner