CSWA-Additive Manufacturing Questions with Correct Answers Graded A+

CSWA-Additive Manufacturing A common feature of 3D printing slicer programs is one that helps a part stick build plate. What is this feature called? - Answer-raft As a general rule, when the overhang of a part's geometry exceeds a certain angle, the use of what type of feature should used to achieve a good print? - Answer-support Build plate leveling should be done how often? - Answer-before each print How should the layers of an FDM print be oriented relative to compressive load? - Answer-Perpendicular If a part is too big for a machine what is the best option to be able to print it? - Answer-cut the model into smaller parts and print them, then glue them together once they are all complete If you need a part that can be subjected to higher temperatures, what type of FDM material is recommended? - Answer-ABS In partnership with 3D System features an add-in that among many features allows you to print an assembly file in one piece. What is this tool called? - Answer-3DXpert In the SLA process, the resin is cured by what type of laser? - Answer-UV laser Prints from an SLA resin printer should be washed in a bath of what chemical to rinse away excess resin? - Answer-alcohol Scaling down a mating part will achieve what? - Answer-Make it easier to make that part to another because of the slightly smaller scale Sites such as T or 3DContentC are useful for 3D Printing in what way? - Answer-They host free CAD files that can be 3D printed The 3D Printing process in which a strand of melted material is pushed through a heated nozzle is known as: - Answer-FDM The 3D Printing process that uses a laser to harden liquid resin in known as: - Answer-SLA The creation of advanced part structures is aided by what type of CAD design tool? - Answer-Generative design The resin used in a SLA printer is sensitive to what type of light? - Answer-UV The Ultimaker machine featured in the videos utilizes a second nozzle that prints supports in PVA. What is the benefit of this type of procedure? - Answer-PVA is water solluable so the supports can easily be removed. The use of bed adhesion materials in FDM printing can help parts stick to the plate during printing. What are two common adhesion materials used? - Answer-Blue painter's tape