3D Printing Copper Filament & Polishing Metal 3D Prints for a mirror finish #3dprinting #3dprinted

How to use Protopasta Copper Filament to make metal composite 3D prints that print like plastic and polish like real metal. Copper content is 60% by weight. Copper PLA composite prints like PLA. Copper PETG composite prints like PETG. Get metal composite filaments at Protopasta.com.

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