CNC machining Part 1- Materials: gray iron, ductile iron, malleable iron, carbon steel, ... , ASTM, BS3- Weight: 0.1 - 500kg4- Processes: sand casting, investment casting, die casting, permanent mold casting, forging5- Manufacturing equipment: cupola, electric furnace, resin-bonded ... - Quality control and inspection d- Ordering and warehousing CNC machining Part