The impact of process parameters on mechanical properties of parts fabricated in PLA with an open-source 3-D printer

Keyphrases

• 3D Printer 100%
• Polylactic Acid 100%
• Mechanical Properties 100%
• High Variability 20%
• Prusa i3 20%
• Load Cell 20%
• Central Composite Design 20%
• Elastic Modulus 20%
• Infill Orientation 20%
• Tensile Testing Machine 20%
• Interaction Effect 20%
• ASTM D638 20%
• Analytical Formulation 20%
• Response Surface Methodology 20%
• Common Processes 20%
• Ultimate Tensile Strength 20%
• Strain-to-failure 20%
• Fused Deposition Modeling 20%
• Computer-aided Design Model 20%
• Nominal Strain 20%
• Tensile Test Specimens 20%
• Stiffness 20%
• Strain at Break 20%
• Layer Thickness 20%
• Design Methodology 20%
• Low-cost 3D Printer 20%
• Degree of Compliance 20%

Engineering

• Process Parameter 100%
• Fabricated Part 100%
• Modulus of Elasticity 12%
• Test Specimen 12%
• Computer-Aided Design Model 12%
• Fused Deposition Modeling 12%
• Layer Thickness 12%
• Main Process 12%
• Response Surface Methodology 12%
• Testing Machine 12%
• Tensile Test 12%
• Empirical Model 12%
• Central Composite Design 12%
• Load Cell 12%
• Tensile Testing 12%
• Experimental Result 12%
• Ultimate Tensile Strength 12%
• Nominal Strain 12%

Material Science

• Polylactide 100%
• Ultimate Tensile Strength 20%
• Fused Filament Fabrication 20%
• Surface (Surface Science) 20%
• Elastic Moduli 20%
• Tensile Testing 20%