Durable cast iron molds (鑄型)

摘要

1. Permanent mould, in particular a metallic chill mould, which has at least one aperture for receiving a feeder insert, characterised in that between the feeder insert (2) and the chill mould wall (1a) surrounding this, there is provided a cavity (3) open towards the chill mould interior (5) for receiving the melt.