Degarmo's Materials And Processes In Manufacturing
13th Edition
ISBN: 9781119492825
Author: Black, J. Temple, Kohser, Ronald A., Author.
Publisher: Wiley,
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Chapter 30, Problem 14RQ
Would electrochemical grinding be a suitable process for sharpening ceramic tools? or why not?
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Heat treatments optimize the performance and extend the life of gears in service by altering their chemical, metallurgical, and physical properties. To what extent do you agree or disagree with this statement? Support your opinion with FOUR (4) relevant examples of suitable process to prevent such a gear failure
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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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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- Differentiate Between Gear Hobbing And Gear Shaping With Reference To Various Relative Motions And Applications?arrow_forwardCalculate the material removal rate and electrode feed rate in the electrochemical machining of an iron surface that is 25 mm × 25 mm in cross-section, using NaCl in water as electrolyte. The gap between the tool and the work-piece is 0.25 mm. The supply voltage is 12 volt D.C. The specific resistance of electrolyte is 3 2 cm. Take for iron: Valency = 2, Atomic weight = 55.85,Density = 7860 kg/m³.arrow_forwardWhy dressing is required for a continuously used wheel? and how can we dress a grinding wheel?arrow_forward
- A furniture company that makes upholstered chairs and sofas must cut large quantities of fabrics. Many of these fabrics are strong and wear-resistant, which properties make them difficult to cut. What nontraditional process(es) would you recommend to the company for this application? Justify your answer by indicating the characteristics of the process that make it attractive.arrow_forward1) Identify what are the step by step machining and grinding processes to produce that part from a blank material. Assume that both part made from cast iron. 2) Then, taking into consideration of green manufacturing/ sustainability, you need to suggest what kind of improvement that you could do to the list of machining processes that you have identified (e.g. change of machining operation, use of dry machining instead of using cutting fluid or etc.) to reduce power consumption during machining, reduce waste and even pollution. Please give justification on your suggestions. 3). You need to include the figure of your chosen part and label the processes involve.arrow_forward2. In the electrochemical machining of an iron surface with 20 mm× 20 mm in cross-section, the NaCl in water is adopted as electrolyte. The gap between the tool and workpiece is 0.2 mm. The supply voltage is 15 V DC. The specific resistance of the electrolyte is 2 Q cm. (For iron, valency=2, atomic weight=55.85, and density=7860 kg/m³). Please estimate the material removal rate and the tool feedrate.arrow_forward
- manufacturing technology please answer as soon as possiblearrow_forwardDuring the electrochemical machining (ECM) of iron (atomic weight = 56, valency= 2) at current of 1000 A with 90% current efficiency, the material removal rate was observed to be 0.26 cc/s. It Titanium (atomic weight = 48. valency = 3) is machined by the ECM process at the current of 2000 A with 90% current efficiency, the expected material removal rate in gm/s will be... (a) 0.11 (b) 0.23 (c) 0.30 (d) 0.52arrow_forward(a) Figure 4 shows a HSS drill bit to be coated with TiN coating using either PVD or CVD coating proces. There is a requirement from the client; the product must be coated with a coating process that will not change its properties and will maintain its sharp edge on all sides. Considering the special requirement from the client: i. Propose the appropriate coating process to be used for this product. ii. Justify your answer in (i). Figure 4: Drill bit straight flutearrow_forward
- Manufacturers are designing grinding spindles to turn at higher and higher speeds. What is the main reason for this, and what is one drawback of increasing speed? Name 2 reasons why cost increases as finish allowances decrease. Tool temperatures are low at low cutting speeds and high at high cutting speeds, but low again at even higher cutting speeds. Explain why.arrow_forwardMake a list about the process of Mechanical Grinding and another of Reactive Grinding, please be clear in your writing (preferably in digital format) and consider all the corresponding stepsarrow_forwardNumber 4,5,6arrow_forward
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