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SME Toolingu AM Exam With Questions And Complete Answers

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  • June 20, 2024
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SME Toolingu AM Exam With Questions And
Complete Answers


What AM post-processing technique is used to improve the physical and
mechanical properties of metal parts? - Answer Heat treatment

What AM process did manufacturers develop in the 1990s that allowed them to
produce metal parts? - Answer Direct metal laser sintering (DMLS)

What term refers to manufacturers using AM as an intermediary step during a
traditional manufacturing operation? - Answer Secondary process

What additive manufacturing method involves depositing and curing drops of
liquid or liquid-like material? - Answer Material jetting

What unique AM feature can help reduce a part's weight while improving its
strength and fatigue resistance? - Answer Lattice structures

Which of the following parts would a smaller, more inexpensive AM machine be
best suited to produce? - Answer Conceptual model

What additive manufacturing method involves sintering granulated material to
create a part? - Answer Powder bed fusion (PBF)

How do STL files represent the complex, smooth surfaces of CAD model? STL
files represent CAD models as: - Answer A series of interconnected triangles.

What AM material is available in filaments, liquids, and powders and used in
material extrusion and selective laser sintering (SLS)? - Answer Polymer

What type of AM layer construction method involves creating lines of material
with a single-point source? - Answer 1D channel

What computer file represents an AM part as layers and automatically generates
the toolpaths for an AM procedure? - Answer G-code

What step in the basic AM procedure must engineers or operators complete
before creating an STL file and G-code file? Engineers or operators must first: -
Answer Create a 3D CAD model of the part.

What is an advantage of additive manufacturing? Additive manufacturing: -
Answer Allows for more freedom in part shape

,What is one aspect of a final part that engineers or operators select when
creating the CAD model? - Answer Resolution

What is one barrier to AM growth in the overall manufacturing market? - Answer
variable part tolerance

What manufacturing process involves stacking layers of material in order to
create a finished part? - Answer Additive manufacturing

What removable AM components fortify an AM part as it is built? - Answer
support structure

What type of safety equipment can be used to help prevent operators from
building up a slight electrical charge, which could light a pyrophoric material on
fire? - Answer Antistatic mats

Which additive manufacturing method involves cutting a shape in a thin layer of
material and then fusing that with other layers? - Answer Sheet lamination



What is one way operators can protect against the electrical hazards associated
with additive manufacturing? Operators can: - Answer Ensure the machine is
grounded.



What type of radiation hazard is caused by the light used to cure liquid
photopolymers? - Answer Ultraviolet radiation



Which additive manufacturing material can have a chemical reaction and harden
if exposed to light? - Answer Liquid photopolymer



What additive manufacturing post-processing operation smooths the surface
finish of the part and requires a dust mask and gloves? - Answer Filing



Which of the following statements describes additive manufacturing? Additive
manufacturing is the process of: - Answer Building parts through the stacking of
successive layers of material.

, Which of the following is one of the required categories on a safety data sheet? -
Answer Hazard identification



How should operators dispose of hazardous additive manufacturing materials?
Hazardous manufacturing materials should be: - Answer Sealed in containers for
pickup by a disposal agency.



What part of a Hazard Communication Standard label illustrates the hazards
associated with the material? - Answer pictogram



What should operators do before attempting to clean an additive manufacturing
machine? Operators should: - Answer Fume extractor



What component is used to fix a switch, valve, or energy-isolating mechanism in
the "off" position? - Answer Lockout device



What type of personal protective equipment protects operators from inhaling
fumes, gases, and other airborne hazards? - Answer Respirator



Which of the following complexities associated with AM would allow for an
engineer to design moving features directly into a part build? - Answer
Functional complexity



Which of the following applications uses an AM part as a model to help design
parts for end-use and other applications? - Answer Prototype applications



What AM material do manufacturers increasingly use when creating parts with
material extrusion to build parts with excellent strength-to-weight ratios? -
Answer Composites

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