3D Printed Lost Shell Sand Casting Technique

WARNING: This is for informational purposes only. Fire, molten metal, high power and high temperatures are potentially extremely dangerous. 3DTOPO Inc. accepts no responsibility for damage and/or injury of any kind caused by the use, incompleteness or inaccuracy of the information provided in the content provided herein. We printed the 3d model with 0% infill - a shell only. Then we buried it in greensand (casting sand). The molten copper was enough to burn out the plastic in place. We melted the copper wi