LITHERIC SYSTEM FOR THE MANUFACTURE OF CASTINGS BY CASTING ON THE MELTED MODELS

摘要

The casting system for the manufacture of castings by investment casting contains a sprue bowl, riser, annular manifold, feeders and profits. The riser is connected to the annular manifold through feed channels. The feed channels are made with a slope from the riser to the annular collector and have a spiral shape. Profits are located on the ring collector opposite the feeders.