The following flux is used for brazing cast iron

1.	The following flux is used for brazing cast iron
A.	mixture of boric acid, borax and wetting agent
B.	boric acid, borax or fluoride with a wetting agent
C.	chlorides and fluorides mixed with water
D.	All of the above
Answer» C. chlorides and fluorides mixed with water

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The following flux is used for brazing cast iron

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