Place in sequence the procedure for metal casting.
A. Waste mould, piece mould, waxing, investment mould
B. Waxing, investment mould, waste mould, piece mould
C. Waste mould, waxing, investment mould, piece mould
D. Investment mould, waste mould, waxing, piece mould
Answer:A
Place in sequence the procedure for metal casting.
A. Waste mould, piece mould, waxing, investment mould B. Waxing, investment mould, waste mould, piece mould C. Waste mould, waxing, investment mould, piece mould D. Investment mould, waste mould, waxing, piece mould