Prusa Research Prusament PETG Magnetite 40% Grey 1kg (NFC)
Why To Choose Prusament Prusament is a premium-grade material made by the same people who build the printers. Every spool is manufactured in-house with consistent color and ±0.02 mm precision. You can verify it yourself, down to the last meter. About PETG Magnetite 40% Grey Prusament PETG Magnetite 40% Grey is a material with paramagnetic properties. This filament is suitable for making various electronic parts, such as switches, potentiometers, induction loops, electromagnetic shielding, etc. In hobby use, the material can be used for various tools that can be attached to a magnet. Another use can be found in art, design, and toys. Or, it can simply work as a weight. Printing Setup Nozzle 270±5 °C Heatbed 100±10 °C Recommended Steel Sheet Textured / Satin Before printing, learn about print surface preparation in our dedicated article and material table. Basic Attributes Paramagnetic material High density (heavy material) Visually appealing matt black surface Requires hardened nozzle Lower layer-to-layer adhesion compared to pure PETG Cannot be transformed into a permanent magnet under home conditions New spools equipped with OpenPrintTag Prusament filaments are wound on a redesigned spool that introduces several improvements for an even better printing experience, starting in October 2025. The new spool features a simple locking mechanism that makes disassembly quick and easy, allowing effortless refills. It also stays secure during filament drying, even at higher temperatures. And with its slimmer dimensions, the spool ensures compatibility with a wide range of multi-color and multi-material printing systems. Every new Prusament spool now comes with a fully rewritable NFC tag powered by the OpenPrintTag standard. It’s designed to work across brands and ecosystems. It is free to use, free to extend, and open for anyone to build upon. Most importantly, it works entirely offline. All essential data is stored directly on the tag. Your printer can recognize the spool instantly, with no dependence on cloud services or vendor lock-ins. The OpenPrintTag attached to your Prusament spool contains essential data about the material and can be read with the Prusa mobile app.