PETG Filament

What Who How
What Is PETG?

Technical Name - Polyethylene terephthalate glycol (PETG)
Chemical Formula - (C10H8O4)n
Glass Temp - 80°C
Melt Temp - 220-260°C
Thermoplastic

James Dickson & John Whinfield

Who Invented It? #

The year was 1941, British scientists James Dickson & John Whinfield created PET (PETE) which later the E was swapped for a G with Science giving us the PETG we all know and love today

But you're here to Print...
So let's fast forward a bit to 2023 #

How to print with PETG?

  1. Hotend Temp:

    240°C

  2. Bed Temp:

    80°C

  3. Fan Speed:

    50%

Bed Surface Preparation: #

  • Hair Spray (unscented)
  • Bare Glass (cleaned with alcohol)
  • Glue Stick
J-Head™ Farmer shown printing PETG on bare glass (*rendering)
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