cope and drag mold

alloy arc bells billet brass bronze cast casting cavity complex contain container cool cores crucible die electric enclosures facility factory finishing fluxes foam forging foundries foundry furnace furnaces grinder heated hollow hot induction industrial iron lost machining making material melting metal metals metalworking milling mod mold molten poured pouring produce produced produces refining resembling sand sanding sealed shakeout shapes site sizes solidify steel technical using vessels wax