Smokeless exothermic hot topping compositions
    1.
    发明授权
    Smokeless exothermic hot topping compositions 失效
    无烟放热热敷组合物

    公开(公告)号:US3867155A

    公开(公告)日:1975-02-18

    申请号:US41140173

    申请日:1973-10-31

    IPC分类号: B22D7/10 B22D27/06 B28B7/36

    CPC分类号: B22D27/06 B22D7/10 Y10S249/05

    摘要: Smokeless exothermic hot topping compositions are provided for application to the metal hot top of a cast ingot or a casting riser to improve the yield of usable metal or inhibit piping. Exothermic compositions containing aluminum, iron oxide and inert filler materials are disclosed which produce no visible smoke when used as hot topping materials.

    摘要翻译: 提供了无烟放热热封组合物,用于铸造锭或铸造提升管的金属热顶部,以提高可用金属的产量或抑制管道。 公开了含有铝,氧化铁和惰性填料的放热组合物,当用作热顶料时不产生可见的烟雾。