Ⓒ80 A part is required to be machined to match the drawing illustred in figure 15 marks QB, Calculate the machining time for the shown aluminum cylindrical shaft if the following data are given: - - - - The wrought dimension of the received shaft is 90 mm in diameter and 240 mm in length. The rotation speed during roughing is 650 r.p.m The depth of cut for roughing operation for longitudinal and face cutting is 2.5 mm and the feed is 0.4 mm/rev. The rotational speed for finish operation is 850 r.p.m; the depth of cut for finish operation is 0.2 mm and the feed is 0.05 mm/rev. for longitudinal and face cutting. The rotational speed during drilling is 500 r.p.m and the average drilling feed is 0.4 mm/rev. 60 40 090 60 09:0 60 20 012 Ø20

Ⓒ80 A part is required to be machined to match the drawing illustred in figure 15 marks QB, Calculate the machining time for the shown aluminum cylindrical shaft if the following data are given: - - - - The wrought dimension of the received shaft is 90 mm in diameter and 240 mm in length. The rotation speed during roughing is 650 r.p.m The depth of cut for roughing operation for longitudinal and face cutting is 2.5 mm and the feed is 0.4 mm/rev. The rotational speed for finish operation is 850 r.p.m; the depth of cut for finish operation is 0.2 mm and the feed is 0.05 mm/rev. for longitudinal and face cutting. The rotational speed during drilling is 500 r.p.m and the average drilling feed is 0.4 mm/rev. 60 40 090 60 09:0 60 20 012 Ø20

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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