Contraction of metal starts at the end of

Related MCQs

• During the passage of molten metal through the coke, the carbon percentage of the molten metal increases. The absorption of carbon depends on
• The contraction allowance for magnesium is around
• In case of malleable iron castings, the contraction allowance on pattern
• Contraction allowance for grey cast iron is (in mm/m)
• In case of cast steel, the contraction allowance will be least for castings having dimensions
• In case of cored aluminium castings, the contraction allowance is
• The contraction allowance for pattern depends on
• A defect in castings in which a discontinuity is formed due to the imperfect fusion of two streams of metal in the mould cavity is known as
• Which of the following metal can be cast in plaster moulds?
• If dross and slag along with the liquid metal reach the mould cavity they produce the defect known as