Metal Casting With Single Shelled PLA Masters
[3DTOPO] does a lot of metal casting (video link, embedded below). That’s obvious by the full and appropriate set of safety gear, a rarity on YouTube.
They had all the equipment to do it the normal way: craft or CNC out a master, produce a drag and a copy, make any necessary cores, and finally; pour the mold. This is a long and tedious process. It has a high rate of error, and there is a parting line.
Another set of methods are the lost ones. With these methods the master is produced out of a material like foam or wax. The …read more
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