Manual lost mold casting equipment, used for sand casting of metals, comprises a permanent sprue placed on the mold or slightly spaced from the mould surface

摘要

Manual lost mold metal casting equipment comprises a permanent sprue (3) placed on the mold (1) or slightly spaced from the mold surface (4). Preferred Features: The permanent sprue (3) consists of liquid metal-resistant ceramic and can be fixed to a casting apparatus.