德国工程师兼发明家诺伯特·亨氏(Norbert Heinz)使用家用物品和开源硬件设计了一个低成本颗粒挤出机为桌面3D打印机。本发明的费用低于$ 25。亨氏
Massive Dimension releases pellet extruder for large-format 3D printing
A Vermont-based large-format 3D printer and pellet technology specialist, Massive Dimension, has launched a pellet extruder for large-format 3D printing. Filament-based 3D printers are restricted due …