How much time does a normal muller take to mix the core ingredients?(a) 2 – 5 minutes(b) 3 – 6 minutes(c) 4 – 7 minutes(d) 5 – 9 minutesI have been asked this question in an online quiz.My question is taken from Preparation of Core Mix in portion Molding and Core Sands of Casting-Forming-Welding I

How much time does a normal muller take to mix the core ingredients?(a

1.	How much time does a normal muller take to mix the core ingredients?(a) 2 – 5 minutes(b) 3 – 6 minutes(c) 4 – 7 minutes(d) 5 – 9 minutesI have been asked this question in an online quiz.My question is taken from Preparation of Core Mix in portion Molding and Core Sands of Casting-Forming-Welding I
Answer» The correct ANSWER is (b) 3 – 6 minutes For explanation: A NORMAL muller TAKES around 3 minutes to 6 minutes to GET the core ingredients mixed properly, whereas a centrifugal muller takes around 30 seconds to ONE minute to mix the core ingredients.

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