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ME2162 > Chapter 5.2 AM Additional > Flashcards

Chapter 5.2 AM Additional Flashcards

1
Q

Sort binding mechanisms in PBF in order of strength
(Powder bed fusion)

A
  1. Full melting (Strongest)
  2. Liquid phase sintering (Necking)
  3. Solid state sintering (Necking + no full mixing)
  4. Chemically induced bonding
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2
Q

AM processes that use support structures

A
  • Material Extrusion (Fused Deposition Modelling (FDM))
  • Material Jetting (Polyjet)
  • Powder Bed Fusion (PBM) (All subtypes except SLS) (Metals only)
  • Vat Photopolymerisation (Stereolithography (SLA) only)
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3
Q

AM processes that don’t use support structures

A
  • Binder Jetting (All subtypes)
  • Directed Energy Deposition (DED) (All subtypes)
  • Powder Bed Fusion (PBM) (All subtypes) (Non-metals)
  • Vat Photopolymerisation (Digital Light Processing (DLP) only)
  • Sheet Lamination (All subtypes)
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4
Q

AM processses for large parts

A
  • Binder Jetting (Digital Part Materialisation (DPM) only)
  • Directed Energy Deposition (DED) (Electron Beam Direct Manufacturing (EBDM) only)
  • Material Extrusion (Fused Deposition Modelling (FDM))
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5
Q

AM processes for multiple materials / colours

A
  • Binder Jetting (ColorJet Printing (CJP) only)
  • Directed Energy Deposition (DED) (Electron Beam Direct Manufacturing (EBDM) only)
  • Material Jetting (Polyjet)
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6
Q

AM processes for alloys

A
  • Directed Energy Deposition (DED) (Laser Metal Deposition (LMD) only)
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7
Q

AM processes for metals

A
  • Binder Jetting (All subtypes)
  • Directed Energy Deposition (DED) (All subtypes)
  • Material Extrusion (Fused Deposition Modelling (FDM))
  • Powder Bed Fusion (PBM) (All subtypes except Multi-Jet Fusion)
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8
Q

AM processes for ceramics

A
  • Binder Jetting (ColorJet Printing (CJP) only)
  • Powder Bed Fusion (PBM) (All subtypes except SLM and Multi-Jet Fusion)
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9
Q

AM processes for polymers

A
  • Binder Jetting (ColorJet Printing (CJP) only)
  • Material Jetting (Polyjet)
  • Material Extrusion (Fused Deposition Modelling (FDM))
  • Powder Bed Fusion (PBM) (All subtypes except SLM)
  • Multi-Jet Fusion only accepts PA12 thermoplastic
  • Vat Photopolymerisation (All subtypes) (Photopolymers only)
  • Sheet Lamination (All subtypes)
  • Selective Deposition Lamination (SDL) only accepts paper
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10
Q

AM processes for accurate parts

A
  • Material Jetting (Polyjet)
  • Powder Bed Fusion (PBM) (All subtypes except SLS)
  • Vat Photopolymerisation (All subtypes)
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11
Q

AM processes for complex geometries

A
  • Binder Jetting (Digital Part Materialisation (DPM) only)
  • Directed Energy Deposition (DED) (Laser Metal Deposition (LMD) only)
  • Powder Bed Fusion (PBM) (Selective Laser Melting (SLM) only)
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12
Q

AM processes for dense / functional parts

A
  • Directed Energy Deposition (DED) (All subtypes)
  • Material Extrusion (Fused Deposition Modelling (FDM))
  • Powder Bed Fusion (PBM) (All subtypes except SLS)
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13
Q

AM processes for low cost

A
  • Directed Energy Deposition (DED) (All subtypes)
  • Material Jetting (Polyjet)
  • Powder Bed Fusion (PBM) (Selective Laser Melting (SLM) and Multi-Jet Fusion only)
  • Sheet Lamination (All subtypes)
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14
Q

Fast AM processes

A
  • Binder Jetting (All subtypes)
  • Directed Energy Deposition (DED) (Electron Beam Direct Manufacturing (EBDM) only)
  • Material Jetting (Polyjet)
  • Powder Bed Fusion (PBM) (All subtypes)
  • Sheet Lamination (All subtypes)
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15
Q

AM processes for good surface finish

A
  • Material Jetting (Polyjet)
  • Powder Bed Fusion (PBM) (Electron Beam Melting (EBM) only)
  • Vat Photopolymerisation (All subtypes)
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16
Q

AM processes for repairs

A
  • Directed Energy Deposition (DED) (All subtypes)
17
Q

AM processes that require post-processing

A
  • Binder Jetting (All subtypes)
  • Material Jetting (Polyjet)
  • Powder Bed Fusion (Multi-Jet Fusion only)
  • Vat Photopolymerisation (All subtypes)
18
Q

Q: How cooked are we?

A

A: Yes.

ME2162 (6 decks)

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