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Explore Composites!

How to build with composite materials: design, tooling, materials, laminating and more.

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  • Welcome
  • Overview
    • What are Composites?
    • Why Composites?
    • Why NOT Composites?
    • Sustainability
  • Articles
    • Safety
      • Respirators and Breathing Safely
      • Epoxy Sensitization and You
      • Health Impacts of Styrene Exposure
      • Not Cutting Yourself
    • Design for Composites
      • Questions to Ask First
      • Composite Manufacturing Methods
      • Basic Numbers and Calculations for Composites
      • About Thermoset Resins
      • Cored Composite Structures
      • Composites Details: Edges, Holes and Joints
    • Tooling
      • Introduction to Types of Tooling
      • Guide to Mold Release Systems
      • Machinable Tooling Boards
      • Making Composites Tooling with MDF
      • Building Open-Molded Production Tooling
      • Tooling Paste
      • Adhesive Teflon – It’s Awesome.
    • Lamination
      • Mixing Resin
      • Introduction to Vacuum Bagging
      • Introduction to Vacuum Infusion
      • Troubleshootin’ Vacuum Infusion
      • Laminating with Pre-pregs
      • Troubleshooting Prepregs
      • Slip-Joints and Why You Need Them!
      • Laminating Tubes on Mandrels
    • Repairs
    • Tools and Equipment
      • Favorite Composites Tools
      • Oven Options for Pre-preg Curing
      • How to Choose a Vacuum Pump for Composites
      • Vacuum Stuff: Hoses, Fittings and Accessories
      • Measuring Temperature with Thermocouples
      • How to Log Vacuum
    • CNC
      • How to CNC Machine 3D Surfaces
      • How to Choose a CNC Router
      • Cutters for Composite Machining
      • Fixturing with 5 Minute Epoxy and “Cradles”
      • Machining Aluminum on a CNC Router
      • My 5-Axis Router Retrofit
    • 3D Printing
      • Long-fiber Composites 3D Printing in 2019
      • Markforged Mark 2: My Impressions
      • Video: My Big 3D Printer Experiment!
    • Business and Operations
      • Working With Job-Shops
      • What is Lean?
    • Product Tests and Demos
      • Markforged Mark 2: My Impressions
      • Festool: For When the Fiberglass and Carbon Dust is Super Gross
  • Library
    • Laminate Sample Index
    • Core Material Reference
    • Reinforcement Fiber Reference
    • Process Material Reference
    • Units and Conversions
    • Glossary
  • Directory
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    • Engineering and Design
    • Tooling Suppliers
    • Material Suppliers
    • Equipment Suppliers
  • Community
    • EC! Discord
    • Blog
    • Example Projects
      • Carbon Chainplates for a Yacht
      • MIT Hyperloop 2 Shell
        • MIT Hyperloop 2 Shell: Planning
        • MIT Hyperloop 2 Shell: Tooling Assembly
      • Building Yacht Rudders
      • Dinghy Bunk Plugs with Sprayable Tooling Paste
      • Carbon Sinks
      • Transom Extension for a Yacht
  • About EC!
    • Contribute to EC!
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Uncategorized

Video: My Big 3D Printer Experiment!

by ChrisDecember 17, 2019January 9, 2020

I am learning to make videos – and this one is about my experiences making and testing a big 3D printer made out of an old CNC router. Some things are best written, others need to be seen!

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Test Panels for Materials Library
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Bag stack resin absorption – a data point!

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  • CNC
  • Composites Industry
  • Equipment
  • How-To
  • Layup
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  • Vacuum Bagging
  • Vacuum Infusion

This site contains information that reflects the opinions of individual authors – mostly me, Chris. I make no promises about its usefulness! Some of this stuff can be dangerous and the warning “don’t try this at home” applies. You are responsible for your own judgement and outcomes. Be safe!

If you see any mistakes or disagree with anything here I would love to have a chance to learn from you – please let me know!

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Explore Composites! articles, videos, photos: Copyright 2025 by Chris Rogers. Please do not copy without permission.