what is runout? how it is measure? which is the refrence?

Answer Posted / rohit verma

Run out is flash like stucture .But it is diferent from flash
flash occure during improper ramming of sand,but in run out
there is ramming is done properly and deffect comes out
which flash like structure due to hydrostatic preassure of
molten metal and insufficeant weight of cope .to avoide it
ther must kept some extra weight over cope .

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