Low permeability moulds and low pouring temp of the molten metal causes blow holes. Defect in castings.(T/F)

Low permeability moulds and low pouring temp of the molten metal cause

1.	Low permeability moulds and low pouring temp of the molten metal causes blow holes. Defect in castings.(T/F)
A.	True
B.	False
C.	NA
D.	NA
Answer» B. False

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Low permeability moulds and low pouring temp of the molten metal causes blow holes. Defect in castings.(T/F)

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