D12 gold refinery is a refiner and manufacturer of precious metals. As a refiner we process gold, silver for many industries, including: Mining, Jewelry, Pawn, Dental, and Electronics. And as a manufacturer of precious metal mill products we supply: Alloys, Casting Grain, Sheet, Wire, and Pattern Sheet.

On the following pages you will explore our many offerings; from casting hints to conversion charts, from refining services, to mill products. Thank you for choosing D12 . as the source for your precious metal needs