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 33, Problem 18RQ
What is stairstepping?
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Based on the table below, which of the statements below is/are correct regarding the 3D printing process
shown in the schematic?
Z AXIS
X AXIS
YAXIS
LEGEND
A: Extruder
B: Nozzle
C: Printed part
D: Hot plate
E: Filament
Table 15.2 Melting and Glass Transition Temperatures for Some
of the More Common Polymeric Materials
Material
Polyethylene (low density)
Polytetrafluoroethylene
Polyethylene (high density)
Polypropylene
Nylon 6,6
Polyester (PET)
Poly(vinyl chloride)
Polystyrene
Polycarbonate
Glass Transition
Temperature
[°C (°F)]
-110 (-165)
-97 (-140)
-90 (-130)
-18 (0)
57 (135)
69
(155)
87 (190)
100 (212)
150 (300)
Melting
Temperature
[°C (°F)]
115 (240)
327 (620)
137 (279)
175 (347)
265 (510)
265 (510)
212 (415)
240 (465)
265 (510)
a. This process is best suited for the low volume production of tubes, bars and beams due to the
nature of the extrusion process
b. Manufacturing a thermoplastic HDPE hose with an extrusion nozzle heated to 175C is possible with
this process
□c. You can…
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Chapter 33 Solutions
DeGarmo's Materials and Processes in Manufacturing
Ch. 33 - What are the four traditional families of...Ch. 33 - What are some of the assets and limitations of the...Ch. 33 - What are some of the manufacturing changes or new...Ch. 33 - Prob. 4RQCh. 33 - What is a prototype and how is it used?Ch. 33 - What are the four areas of application for the...Ch. 33 - What are some of the other terms that have been...Ch. 33 - What are the attractive benefits of free-form...Ch. 33 - What is involved in preprocessing?Ch. 33 - Prob. 10RQ
Ch. 33 - Prob. 11RQCh. 33 - Prob. 12RQCh. 33 - Prob. 13RQCh. 33 - What are the three families of layerwise...Ch. 33 - Prob. 15RQCh. 33 - Prob. 16RQCh. 33 - Prob. 17RQCh. 33 - What is stairstepping?Ch. 33 - Describe the coordinate system that has become...Ch. 33 - Prob. 20RQCh. 33 - What are some of the factors that affect the...Ch. 33 - What is hatching and how might it be affected by...Ch. 33 - Prob. 23RQCh. 33 - Of the three components of build time...Ch. 33 - Prob. 25RQCh. 33 - How the various layers produced during...Ch. 33 - Prob. 27RQCh. 33 - Prob. 28RQCh. 33 - Prob. 29RQCh. 33 - Prob. 30RQCh. 33 - Prob. 31RQCh. 33 - What are the advantages of inkjet deposition (ID)...Ch. 33 - How are the various layers produced during...Ch. 33 - Prob. 34RQCh. 33 - Prob. 35RQCh. 33 - How might the products of selective laser...Ch. 33 - Prob. 37RQCh. 33 - Why might some form of protective atmosphere be...Ch. 33 - Prob. 39RQCh. 33 - What is the difference between selective laser...Ch. 33 - Describe the ideal product for manufacture by...Ch. 33 - What are some of the advantages of using an...Ch. 33 - How are the various layers produced during 3-D...Ch. 33 - Prob. 44RQCh. 33 - Prob. 45RQCh. 33 - Prob. 46RQCh. 33 - Prob. 47RQCh. 33 - What are some of the potential benefits of...Ch. 33 - Prob. 49RQCh. 33 - Prob. 50RQCh. 33 - What are some of the advantages and disadvantages...Ch. 33 - Prob. 52RQCh. 33 - Prob. 53RQCh. 33 - Prob. 54RQCh. 33 - Prob. 55RQCh. 33 - How are products extracted after a...Ch. 33 - Prob. 57RQCh. 33 - Prob. 58RQCh. 33 - Prob. 59RQCh. 33 - What are some of the advantages of a physical...Ch. 33 - Prob. 61RQCh. 33 - How can the additive manufacturing processes be...Ch. 33 - Prob. 63RQCh. 33 - Prob. 64RQCh. 33 - Prob. 65RQCh. 33 - Prob. 66RQCh. 33 - Prob. 67RQCh. 33 - Prob. 68RQCh. 33 - Prob. 69RQCh. 33 - What are some of the commonly cited limitations or...Ch. 33 - Prob. 71RQCh. 33 - Prob. 72RQCh. 33 - Prob. 73RQCh. 33 - Prob. 74RQCh. 33 - Which of the additive manufacturing processes can...Ch. 33 - Prob. 2PCh. 33 - Prob. 3PCh. 33 - The ability to restore worn parts to original...Ch. 33 - Prob. 5PCh. 33 - Prob. 6PCh. 33 - Prob. 7PCh. 33 - Prob. 8P
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- How do 3D printers utilize different materials, such as plastics, metals, and ceramics, in the additive manufacturing process?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_forwardHow is paper made?arrow_forward
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