Modified, high gloss PETG The HDglass by Formfutura gives your components an elegant look. The filament is composed of modified PETG whereby stability, durability and temperature resistance have been improved. The filament is free from bisphenol A, which causes unpleasant odours. It is also RoHS certified, and REACH conform as well as FDA approved. (Food safe) The printing temperature range lies between 195 - 225 °C. A heating board is not necessarily required. It is advised to use Blue Tape, a printing surface or sheet.