How much time does a centrifugal muller take to mix the core ingredients?(a) 20 – 50 seconds(b) 10 – 40 seconds(c) 50 – 80 seconds(d) 60 – 90 secondsThis question was addressed to me in a national level competition.The query is from Preparation of Core Mix topic in portion Molding and Core Sands of Casting-Forming-Welding I

How much time does a centrifugal muller take to mix the core ingredien

1.	How much time does a centrifugal muller take to mix the core ingredients?(a) 20 – 50 seconds(b) 10 – 40 seconds(c) 50 – 80 seconds(d) 60 – 90 secondsThis question was addressed to me in a national level competition.The query is from Preparation of Core Mix topic in portion Molding and Core Sands of Casting-Forming-Welding I
Answer» Correct option is (d) 60 – 90 SECONDS To elaborate: A CENTRIFUGAL muller takes around 60 seconds to 90 seconds to get the core ingredients mixed properly, whereas a NORMAL muller takes about 4 MINUTES for mixing the ingredients.

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