Manufacturing Engineering And Technology
7th Edition
ISBN: 9789810694067
Author: Stephen R. Schmid (author) Serope Kalpakjian (author)
Publisher: Pearson Education Orphans
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Chapter 17, Problem 8RQ
To determine
Describe the wet-bag and dry-bag techniques
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Chapter 17 Solutions
Manufacturing Engineering And Technology
Ch. 17 - Describe briefly the production steps involved in...Ch. 17 - Name the various methods of powder production and...Ch. 17 - Explain why metal powders may be blended.Ch. 17 - Describe the methods used in metal powder...Ch. 17 - What is isostatic pressing? How is it different...Ch. 17 - What hazards are involved in PM processing?...Ch. 17 - Describe what occurs to metal powders during...Ch. 17 - Prob. 8RQCh. 17 - Why might secondary and finishing operations be...Ch. 17 - Prob. 10RQ
Ch. 17 - Prob. 11RQCh. 17 - Prob. 12RQCh. 17 - Prob. 13RQCh. 17 - What is screening of metal powders? Why is it...Ch. 17 - Why are protective atmospheres necessary in...Ch. 17 - Why is there density variation in the compacting...Ch. 17 - What is the magnitude of the stresses and forces...Ch. 17 - List the similarities and differences of forging...Ch. 17 - Give some reasons that powder-injection molding is...Ch. 17 - How does the equipment used for powder compaction...Ch. 17 - Explain why the mechanical and physical properties...Ch. 17 - What are the effects of the different shapes and...Ch. 17 - Describe the relative advantages and limitations...Ch. 17 - How different, if any, are the requirements for...Ch. 17 - The powder metallurgy process can be competitive...Ch. 17 - What are the reasons for the shapes of the shown...Ch. 17 - Should green compacts be brought up to the...Ch. 17 - Because they undergo special processing, metal...Ch. 17 - In Fig. 17.12, it can be seen that the pressure is...Ch. 17 - Why do the compacting pressure and the sintering...Ch. 17 - What will be stronger: a blend of stainless steel...Ch. 17 - Name the various methods of powder production and...Ch. 17 - Estimate the maximum tonnage required to compact a...Ch. 17 - Refer to Fig. 17.11a. What should be the volume of...Ch. 17 - Determine the shape factors for (a) a cylinder...Ch. 17 - Estimate the number of particles in a 500-g sample...Ch. 17 - Prob. 37QTPCh. 17 - A coarse copper powder is compacted in a...Ch. 17 - A gear is to be manufactured from iron powders. It...Ch. 17 - What volume of powder is needed to make the gear...Ch. 17 - The axisymmetric part shown in Fig. P17.41 is to...Ch. 17 - Prepare an illustration similar to Fig. 13.1,...Ch. 17 - Prob. 44SDPCh. 17 - Compare the design considerations for PM products...Ch. 17 - Prob. 46SDPCh. 17 - Prob. 47SDPCh. 17 - Using the Internet, locate suppliers of metal...Ch. 17 - Explain why powder metal parts are commonly used...Ch. 17 - Prob. 50SDPCh. 17 - Describe how the information given in Fig. 17.15...Ch. 17 - It was stated that, in the process shown in Fig....Ch. 17 - Prob. 53SDPCh. 17 - The axisymmetric parts shown in Fig. P17.54 are to...Ch. 17 - Assume you are working in technical sales. What...
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- What laws of thermodynamics applicable to the compression molding machine concept? Explain.arrow_forwardCompare compression and injection molding for speed, cost per part, investment cost, and flexibility in types of material that can be handled?arrow_forwardWhich law of thermodynamics best apply to compression molding machine? Explain why.arrow_forward
- For both processes below explain what the process is, how it affects the structure , properties and behaviour of the parent material. A) powder processing of metals B) extrusion of polymersarrow_forwardPlease explain all steps thoroughly.arrow_forwardAs shown in figure a Pepsi can and a plastic Pepsi bottle. Describe how they were manufacturedarrow_forward
- What would ne faster to produce a large quantity of these boxes? Batch production or constinous production? Explain whyarrow_forwardWhat is the importance of the glass box approach technique?arrow_forwardWhich forming process would you use to make the following composite parts? (Explain) A. A 12" diameter pipe with a 1/4" wall thickness to be used in a chemical plant. B. A roof panel for a road grader. Production is one grader per day. C. Tool chests for contractors. The company produces five units a day. D. Overhead storage bin doors for a passenger jet. A hundred parts are needed for each plane, and production is four planes per month.arrow_forward
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