What is the effect of silicon on the structure of cast iron? 1. Blowho – McqOptions

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1.	What is the effect of silicon on the structure of cast iron? 1. Blowholes are present in the castings2. Increases fluidity 3. Influences the solidification of liquid alloys4. Reacts with iron to form iron sulphide
A.	1 and 2
B.	2 and 3
C.	3 and 4
D.	All of the above
Answer» C. 3 and 4

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What is the effect of silicon on the structure of cast iron? 1. Blowholes are present in the castings2. Increases fluidity 3. Influences the solidification of liquid alloys4. Reacts with iron to form iron sulphide