Short answer

When designing with 3D printed composites, it is essential to conduct thorough testing and optimization of printing parameters to achieve the required material strength and structural integrity.

Field
Final Production
Source
Manufacturing Review (2017)
Method
Experimental research
Evidence
Moderate effect

Optimizing extrusion temperature, printing speed, and fiber width can enhance the mechanical strength of 3D printed PLA-lignin composite materials. This final production research insight is drawn from a 2017 study published in Manufacturing Review. Using Experimental research, researchers explored how this design variable affects real-world outcomes. The key design takeaway: When designing with 3D printed composites, it is essential to conduct thorough testing and optimization of printing parameters to achieve the required material strength and structural integrity.

Study
Final ProductionHigh ImpactModerate effect

PLA-Lignin Composite Filament Strength Increased by Optimized Extrusion Parameters

Optimizing extrusion temperature, printing speed, and fiber width can enhance the mechanical strength of 3D printed PLA-lignin composite materials.

Manufacturing Review · 2017

01

Key Findings

  • 01The mechanical properties of 3D printed PLA-lignin composites are significantly influenced by extrusion process parameters.
  • 02Optimized parameters can lead to improved tensile strength and desirable morphology in the printed parts.
  • 03The study successfully produced a sustainable composite filament from PLA and lignin.
02

Application

Design takeaway

When designing with 3D printed composites, it is essential to conduct thorough testing and optimization of printing parameters to achieve the required material strength and structural integrity.

How to apply

When using FFF 3D printing, experiment with different print temperatures, speeds, and layer heights to find the optimal settings for your chosen filament to maximize strength.

Project actions

  • 01When choosing a filament for your project, consider its composition and how it might be affected by printing parameters.
  • 02Document all your printing settings meticulously, as small changes can have a big impact on the final product.
03

Method & Evidence

AimTo investigate the effect of extrusion temperature, printing speed, and fiber width on the morphology and mechanical properties of 3D printed PLA-lignin composites.
MethodExperimental research
ProcedurePLA and kraft lignin were blended at various weight ratios. Optimal blends were selected for filament production. Filaments were then 3D printed using Fused Filament Fabrication (FFF) with varied extrusion temperatures, printing speeds, and fiber widths. Mechanical properties (tensile strength) and morphology (SEM) of the printed specimens were analyzed.
ContextAdditive manufacturing (3D printing) of bio-based composite materials.

Variables

IV["Extrusion temperature","Printing speed","Fiber width"]
DV["Tensile strength","Morphology of extrudates"]
CV["Filament composition (PLA/lignin ratio)","3D printer model","Ambient temperature and humidity"]
04

Strengths & Limitations

Strengths

  • +Investigated a novel bio-based composite material for 3D printing.
  • +Systematically varied key process parameters to assess their impact.

Limitations

Your 3D printer might have limitations on the range of parameters you can adjust, and the specific filament you use will have its own optimal settings.

Reliability & validity

The study's validity is supported by systematic variation of parameters and objective measurements (tensile testing, SEM). Reliability could be enhanced by repeating tests multiple times for each condition and ensuring consistent environmental conditions.

Think critically

To what extent can the findings regarding PLA-lignin composites be generalized to other composite materials used in FFF 3D printing?

05

Design Principles

"Process parameters directly affect material properties and product performance."

This research highlights how controlling manufacturing process parameters directly influences the material properties and performance of 3D printed objects. For design students, understanding these relationships is crucial for selecting appropriate materials and production methods to achieve desired product outcomes.

06

What This Means for Your Design

You can make 3D printed objects stronger by changing the printing settings.

How to use in your project

  • 1.Use this insight to justify your choice of 3D printing filament and the specific printing parameters you select to achieve desired mechanical properties for your prototype.
  • 2.Discuss how optimizing these parameters could lead to a more robust and reliable final product.
07

Add to My Project

08

Quick Cite

Paragraph starter

The production of 3D printed components is heavily influenced by the chosen manufacturing parameters. Research by Eleni Gkartzou et al. (2017) demonstrated that for PLA-lignin composites, optimizing extrusion temperature, printing speed, and fiber width significantly impacted the mechanical strength and morphology of the final product. This underscores the importance of carefully selecting and testing process parameters to achieve desired material performance in additive manufacturing.

09

Source

Manufacturing Review

Production and 3D printing processing of bio-based thermoplastic filament

journal · 2017

View source

Questions About This Research

What does the research say about pla-lignin composite filament strength increased by optimized extrusion parameters?
When designing with 3D printed composites, it is essential to conduct thorough testing and optimization of printing parameters to achieve the required material strength and structural integrity. Evidence: Manufacturing Review (2017).
Why does "PLA-Lignin Composite Filament Strength Increased by Optimized Extrusion Parameters" matter for design?
This research highlights how controlling manufacturing process parameters directly influences the material properties and performance of 3D printed objects. For IB DT students, understanding these relationships is crucial for selecting appropriate materials and production methods to achieve desired product outcomes.
How can designers apply this research?
When designing with 3D printed composites, it is essential to conduct thorough testing and optimization of printing parameters to achieve the required material strength and structural integrity.
What were the main findings?
The mechanical properties of 3D printed PLA-lignin composites are significantly influenced by extrusion process parameters.. Optimized parameters can lead to improved tensile strength and desirable morphology in the printed parts.. The study successfully produced a sustainable composite filament from PLA and lignin.
What research method was used?
Experimental research.
How strong is the evidence?
Evidence strength is rated Moderate effect, based on a 2017 journal from Manufacturing Review.
What should I do differently in my next project?
When using FFF 3D printing, experiment with different print temperatures, speeds, and layer heights to find the optimal settings for your chosen filament to maximize strength.
What are the limitations?
The study focused on specific PLA/lignin ratios and a limited range of process parameters. Generalizability to other composite materials or printing technologies may vary.