CARBON by Comfy Materials PETG filaments are extruded from premium Eastman GN071 CoPolyester plastic, which feeds smoothly and constantly without clogging the nozzle or extruder while printing. Eastman GN071 Copolyester is one of the easiest resins to extrude and thermoform. Eastman GN071 is best-in-class for its processing ease, energy efficiency, thermoformability, and versatility. It is BPA free, has effective barrier properties, and is not a material of concern. It is also an excellent alternative for Polystyrene (PS) and PVC materials.

Eastman GN071 is certified to NSF/ANSI Standard 51 for Food Equipment Materials and may be used in various food contact applications in accordance with the U.S. Food & Drug Administration Regulations. It has also been GREENGUARD Indoor Air Quality Certified by The GREENGUARD Certification Program and received a Platinum-level Material Health Certificate from the Cradle to Cradle Products Innovation Institute. The Material Health Certificate provides manufacturers with a trusted way to communicate their efforts to identify and replace chemicals of concern in their products.

The use of this high quality raw material allows CARBON by Comfy Materials to provide a filament that is certified food grade and food safe, with low odor, low warpage, high impact strength and good liquidity (flows smoothly). Our Clear PETG filament is Verified Compatible with the Prusa Mini & MakerBot Method Printer with Labs Extruder, as well as other open materials FDM 3D printers.