Continuous Flow vs. Departmental Manufacturing Gumbrecht Company has the following departmental manufacturing layout for one of its plants: 12 minutes 6 minutes Wait time - 10 minutes Move and wait time - 15 minutes Casting Grinding Move and wait time - 25 minutes 10 minutes 2 minutes Move and wait time - 20 minutes Drilling Finishing A consulting firm has recommended a value stream with the following manufacturing cell: 6 minutes 12 minutes Grinding Casting Drilling Finishing 10 minutes 2 minutes Required: 1. Calculate the total time it takes to produce a batch of 20 units using the traditional departmental manufacturing layout. minutes 2. Using cellular manufacturing, how much time is saved producing the same batch of 20 units? minutes Assuming the cell operates continuously, what is the production rate? units per hour Which process controls this production rate? Casting 3. Assume the processing time of Casting is reduced to 9 minutes, while the times of the other processes stay the same. What is the production rate now? units per hour How long will it take to produce a batch of 20 units if the cell is in a continuous production mode? minutes