Manufacturing Engineering & Technology
7th Edition
ISBN: 9780133128741
Author: Serope Kalpakjian, Steven Schmid
Publisher: Prentice Hall
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Chapter 18, Problem 29QLP
To determine
Explain the difficulties involved in making largeceramic components. What recommendations would youmake to improve the process?
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Each production process has certain potentials as well as certain limitations. You will need to identify and explain three main limitations and three main advantages of current production methods for metals and ceramics. Critically discuss your suggestions for future improvement.
Why there is a need for powder processing of ceramics. Give at least two reasons and explain them briefly
(b)
Using the material selection chart provided (Figure 1) and appropriate
design guideline.
(ii) Explain the reasons for the final choice of one material considering high
strength as a requirement.
Even though ceramic materials possess high strength, explain why
(ii)
ceramics would not be suitable in this case.
Chapter 18 Solutions
Manufacturing Engineering & Technology
Ch. 18 - Outline the steps involved in processing (a)...Ch. 18 - List and describe the functions of additives in...Ch. 18 - Prob. 3RQCh. 18 - Prob. 4RQCh. 18 - Prob. 5RQCh. 18 - Prob. 6RQCh. 18 - Prob. 7RQCh. 18 - Describe the methods by which sheet glass is made.Ch. 18 - Prob. 9RQCh. 18 - Prob. 10RQ
Ch. 18 - Prob. 11RQCh. 18 - Prob. 12RQCh. 18 - Prob. 13RQCh. 18 - Prob. 14RQCh. 18 - Prob. 15RQCh. 18 - Prob. 16RQCh. 18 - Prob. 17RQCh. 18 - Prob. 18QLPCh. 18 - Describe the differences and similarities in...Ch. 18 - Describe the differences and similarities in...Ch. 18 - Prob. 21QLPCh. 18 - Prob. 22QLPCh. 18 - Prob. 23QLPCh. 18 - Are any of the processes used for making discrete...Ch. 18 - Prob. 25QLPCh. 18 - Explain the phenomenon of static fatigue and how...Ch. 18 - Describe and explain the differences in the manner...Ch. 18 - Is there any flash that develops in slip casting?...Ch. 18 - Prob. 29QLPCh. 18 - Using Example 18.1, calculate (a) the porosity of...Ch. 18 - Prob. 31QTPCh. 18 - List similarities and differences between the...Ch. 18 - Prob. 34SDPCh. 18 - Prob. 35SDPCh. 18 - Prob. 36SDPCh. 18 - Prob. 37SDPCh. 18 - Prob. 38SDPCh. 18 - Prob. 39SDPCh. 18 - Prob. 40SDPCh. 18 - Describe your thoughts on the processes that can...Ch. 18 - Prob. 43SDP
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- The primary reason for introducing ceramic components in automotive engine designs is the possibility of higher operating temperatures and, therefore, improved efficiencies. A by-product of this substitution, however, is mass reduction. For the case of 2 kg of cast iron (density = 7.15 Mg/m3) being replaced by an equivalent volume of PSZ (Partially stabilized zirconia, density = 5.50 Mg/m3), calculate the mass reduction.arrow_forwardIdentify the ceramic that has no crystal structure and mention the way to improve the properties of that ceramic with an application.arrow_forwardDiscuss the effect of monomodal and bimodal particle size distribution of powderson the microstructure and properties of advanced ceramics. Which starting powders would youprefer and WHY?arrow_forward
- Sintering of ceramics may exhibit the following characteristics: Select one or more: a. It involves the high-pressure deformation of a pre-existing shape into a new form b. The total surface area (including internal area) decreases C. Pores become smaller d. Pores become larger on average Parts of the material may become amorphous Of. The surface energy of the system increases e.arrow_forwardLenora Manufacturing company is planning to market enamel cups. After conducting extensive market surveys, the research department provides the following estimates: a monthly demand of 200 cups at a price of $16 per cup and a monthly demand of 300 cups at a price of $14 per cup. The financial department estimates that monthly fixed costs will be $1,400 and variable costs (cost per unit) will be $4. (a) Assume that the relationship between price p and demand x is linear. Use the research department's estimates to determine the Lenora's price-demand function, p(x). (b) What would be the price per cup for an order of 260 units? (c) Find the revenue function, R(x). (d) Find the maximum revenue that the company can realize, stating the number of books that must be sold to obtain this highest revenue. (e) Assume that the cost function is linear. Use the financial department's estimates to find the cost function,C(x). (f) Find the profit function, P(x). (g) Determine, algebraically, the…arrow_forwardCompare the properties of pure metals and ceramics.arrow_forward
- What are the differences between mud casting, hollow casting and full casting in ceramics?arrow_forwardExplain sintering and provide an ICT diagram of the processarrow_forwardA process that is used to make high-quality technical ceramics is called sintering (see images below). During the early stage of sintering, individual particles are attached by the formation of necks. How do the so-called necks form? (In other words, what processes are occurring that cause the necks to form?)arrow_forward
- Sintering of ceramics may exhibit the following characteristics: Select one or more: a. The surface energy of the system increases b. It involves the high-pressure deformation of a pre-existing shape into a new form c. Pores become larger on average d. Pores become smaller e. Parts of the material may become amorphous f. The total surface area (including internal area) decreasesarrow_forwardUsing stress-strain curve, explain why is ceramic has low ductility (very brittle and high elastic modulus) and toughness. Using your own wordarrow_forwardThe modulus of elasticity for a ceramic material having 4.1 vol% porosity is 323 GPa. (a) Calculate the modulus of elasticity (in GPa) for the nonporous material. E = i E = (b) Calculate the modulus of elasticity (in GPa) for 11.7 vol% porosity. GPa i GPaarrow_forward
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