Thats caused by the material, not the gun. The kickstarter says they use standard ABS/PLA 3mm plastic for the material. The first rep-rap 3D printer used a tw

Thats caused by the material, not the gun. The kickstarter says they use standard ABS/PLA 3mm plastic for the material. The first rep-rap 3D printer used a tweaked hot glue gun as the extruder.