Please answer all parts 2. A sheet made of Aluminum 2024 (look up K and n values in Table 8.1) has a final thickness of20 mm, and a width of 1000 mm. If the process reduced the thickness of the sheet 20% from itsoriginal thickness,a. Calculate the total drawing force if the redundant stresses were 15% and the frictionstresses 25%.b. What would be the maximum ideal reduction possible in one pass? Express answer as afunction of the ratio to/tC.If to 30 mm what would be the smallest tf possible for this Aluminum sheet?

Answered: 2. A sheet made of Aluminum 2024 (look…

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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0/ Two thick slabs of 300mm each, the first one is used in cold rolling where μ=0.08 while the second is used in cold rolling where µ-0.5. The mill roll diameter in each case is the same as 600mm. Determine the max draft (reduction) in both cases. Discuss the wide difference in results.
A solid cylinder of diameter 100 mm and height 50 mm is forged between two frictionless flat dies to a height of 25 mm. What is the percentage change in diameter?
Wire is drawn through a draw die with entrance angle a= 17°. Starting diameter is 3.0 mm and final diameter = 2.4 mm. The coefficient of friction at the work-die interface = 0.08. The metal has a strength coefficient K = 205 MPa and a strain-hardening exponent n = draw force in this operation. Why are multiple passes usually required to achieve the desired reduction? (Hint: Observe the draw stress value found in this question) 0.20. Determine the draw stress and Lubricant box Initial wire stock (in coil form) Multiple pass/draft drawing Draw die V2, F V3, F shown in figure. Capstan drum (holds multiple loops of wire) (1) (2) (3)
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