Process for casting workpieces with low wall thicknesses involves using a primary casting mold whose inside is treated with hot gas up to the casting process

摘要

Process for casting workpieces with low wall thicknesses uses a primary casting mold, preferably made of ceramic, which is embedded in a box or into flowable granules. The inside of the mold is treated with hot gas up to the casting process. Preferred Features: The temperature of the hot gas is 300-800 deg C or 300-500 deg C, and is hot air.