Question

Data for a plain milling operation are given below. length of workpiece 200 mm cutter diameter 100 mm no. of teeth 4 cutter speed 100 rpm feed 200 mm/min depth of cut 2 mm total clearance (entry and exit) 5 mm q.50 mean undeformed chip thickness (in microns ) is (a) 142 (b) 100 (c) 71 (d) 50 q.51 machining time for a single pass (in seconds ) is (a) 60 (b) 66 (c) 126 (d)

Answer 1

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