Chapter 13 Question

1. Define additive manufacturing.
2. Why is additive manufacturing considered by professional manufacturing engineers to constitute the fifth industrial revolution?
3. What are the two most important capabilities that form the bases for modern manufacturing, which all categories of additive manufacturing provide?
4. List the seven categories/groups of additive manufacturing according to ASTM/SME terminology.
5. What are the common features in all those categories?
6. Explain the vat photopolymerization process. Why is it considered an additive manufacturing process?
7. List some of the advantages and limitations of the vat photopolymerization process.
8. Explain briefly the working principles of the powder bed fusion process.
9. Why do we consider the name "selective laser sintering" to be slightly misleading? How will you correct it?
10. List some of the advantages and shortcomings of the SLS process.
11. List a few applications of the SLS process.
12. The additive manufacturing material extrusion category includes two processes. What are they, and which material do they extrude?
13. List some applications of material extrusion additive manufacturing.
14. What is the commonly used name for material jetting?
15. Explain the working principles of a material jetting machine?
16. List some advantages and limitations of the material jetting machine.
17. List some applications of the material jetting process.
18. How does the binder jetting process differ from the material jetting process?
19. Explain how the binder jetting process has been used to automate the foundry industry and make it faster and more efficient.
20. What is the current main application of sheet lamination additive manufacturing?