... Investment Casting, Sand Casting, Machining Part, CNC Machining Parts etc.Sand casting part with machining:1. Process: Resin sand ... , Aluminum, Brass, Bronze or specified 3. Casting, Machining, Metalworking, Sheet Metal Bending, Surface Treatment, Heat Treatment ... Zinc alloy, copper/bronze/iron/etc.Process TechnologyCasting, Machining, Metalworking, Sheet Metal Bending, Surface Treatment, Heat ...