Amid a global shortage of protective equipment, individuals with access to a 3D printer can assist by producing face shields for frontline workers. This design allows you to create face shields using a PET bottle.
For assembly instructions, view the video here: https://www.youtube.com/watch?v=6u6y6gD17rk
Table of Contents
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To create the shield, 3D print the top and bottom parts. Download the files for free from websites like Thiniverse or Prusa, or access them from the zipped folder provided here.
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You can use a standard white elastic band, but one with buttonholes is preferable.
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First, wash the bottle. Then, cut off the top and bottom. Finally, cut the side to open the plastic.
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Instructions for Assembling the Bottle
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Prepare the Bottle Base
Open the PET bottle and insert it into the slit at the bottom. Use a soldering iron to melt the PET and printed parts at three visible interior points. -
Attach the Top Part
- Mark where to create holes in the bottle using a marker.
- Melt the holes with a soldering iron.
- After securing the top part, further melt the plastic together for enhanced durability.
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Use nail scissors to round the corners at the bottom of the PET shield. Normal scissors can be used as an alternative.
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Firstly, cut approximately 6-8 inches (16-20 cm) of elastic band. Securely tie the band around the holders on both sides.
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Disinfect the inner side of the shield to remove bacteria. PRUSA provides a Sterilization Guide for further details.
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To create DIY face shields using the described method, the following tools and materials are required:
Hardware
- 3D printer for producing top/bottom parts
- Soldering iron for melting PET/plastic components Video Guide
- Nail scissors or regular scissors
- PET beverage bottles (cleaned and cut)
- Elastic band (preferably with buttonholes)
Software/Files
- 3D printing files from Thingiverse or Prusa
- Assembly video tutorial
- Zipped design files from tutorial source
- Prusa Sterilization Guide
Tools/Materials
- Permanent marker for hole marking
- Disinfectant for inner shield surface
- Plastic-cutting tools
- Hole-punching equipment (soldering iron)
- Fastening elements (buttonhole elastic recommended)
Articles
- ~~Turning Recycled Plastic Bottles into Face Shields for Better Protection~~ [3]
- Make a DIY Face Shield Out of Plastic Soda Bottles [4]
- Can You Really Sterilize A 3D Print? Real Answers From Actual Studies [10]