DeGarmo's Materials and Processes in Manufacturing
12th Edition
ISBN: 9781118987674
Author: J. T. Black, Ronald A. Kohser
Publisher: WILEY
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Textbook Question
Chapter 30, Problem 13RQ
What is the principal cause of tool wear in ECM?
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Chapter 30 Solutions
DeGarmo's Materials and Processes in Manufacturing
Ch. 30 - How do the MRRs for most NTM processes compare to...Ch. 30 - What are the steps in chemical machining using...Ch. 30 - In chemical machining, should the etchant be...Ch. 30 - What are the advantages of chemical blanking over...Ch. 30 - How are multiple depths of cut (steps) produced by...Ch. 30 - Would it be feasible to produce a groove 2 mm wide...Ch. 30 - A drawing calls for making a groove 23 mm wide and...Ch. 30 - Could an ordinary steel weldment be chemically...Ch. 30 - How could you produce a tapered section by...Ch. 30 - What is the principal application of...
Ch. 30 - How is ECM related to chemical machining?Ch. 30 - What effect does work material hardness have on...Ch. 30 - What is the principal cause of tool wear in ECM?Ch. 30 - Would electrochemical grinding be a suitable...Ch. 30 - Upon what factors does the metal removal rate...Ch. 30 - Why is the tool insulated in the ECM schematic?Ch. 30 - What is the nature of the surface obtained by...Ch. 30 - What is the principal advantage of using a moving...Ch. 30 - What effect would increasing the voltage have on...Ch. 30 - If a metal part is quite brittle and the part will...Ch. 30 - If you had to make several holes in a large number...Ch. 30 - Prob. 22RQCh. 30 - Explain (using a little physics and metallurgy)...Ch. 30 - Prob. 24RQCh. 30 - What are some possible defects that can result...Ch. 30 - What are some other uses for the laser other than...Ch. 30 - How does the laser produce coherent light...Ch. 30 - What is ablation?Ch. 30 - What is an excimer?Ch. 30 - In Figure 30.16, what is the protective tape...Ch. 30 - Why is the EBM process done in a vacuum?Ch. 30 - What is the major problem with the redesigned cap...
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- Multiple grooving is most suited for: a/Rough grooving when the depth is bigger than the width b/Minimizing vibrations and radial forces c/ Machining steel and stainless steel and when the width of the groove is larger than the deptharrow_forwardMain characteristic when cutting Non-ferrous materials ISO N is: O Machining at higher speeds creates abrasive wear Non-ferrous materials are sticky and need sharp cutting edges Machining creates high cutting forces, built-up edge, heat and deformation hardeningarrow_forwardWhat are the two types of EDM machines?arrow_forward
- I need the answer as soon as possiblearrow_forwardPlease describe briefly in MS word urgentarrow_forwardMain characteristic when cutting Stainless Steel ISO M is: a/ Machining creates high cutting forces, built-up edge, heat and deformation hardening b/ Short-chipping material c/ Stainless steel is sticky and needs sharp cutting edgesarrow_forward
- Explain what may occur that makes it necessary to enter a wear offset for a particular tool.arrow_forwardWhen machining workpieces made from bar stock, what are two automated devices used to advance the bar so that the next workpiece can be machined?arrow_forward3. What makes EDM become a key in tool and die making machine tool ? 3arrow_forward
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