PERMEABLE ANNULUS
    1.
    发明申请
    PERMEABLE ANNULUS 审中-公开
    渗透性

    公开(公告)号:WO2008051591A2

    公开(公告)日:2008-05-02

    申请号:PCT/US2007022610

    申请日:2007-10-24

    Abstract: A process for making open-celled silicon carbide inserts that allow metal infiltration to create metal-matrix composite parts used for rubbing/wear components, such as an open-celled ceramic ring. The open-celled ceramic insert is infiltrated by cast iron, and produces no negative effects to the iron casting process or the final metal- matrix composite product such as casting porosity or gas build-up inside the mold. Inserts constructed in accordance with the invention enable manipulation and control over the density and weight of final metal-matrix composite products. It is an advantageous characteristic of such inserts that they enable manipulation and control over the dampening characteristics of final metal-matrix composite products.

    Abstract translation: 制造开孔的碳化硅刀片的方法,其允许金属渗透产生用于摩擦/磨损组分(例如开孔陶瓷环)的金属基质复合材料部件。 开孔陶瓷插件通过铸铁渗透,不会对铸铁工艺或最终的金属基复合材料产生负面影响,如模具内的铸造孔隙率或气体积聚。 根据本发明构造的插入件能够操纵和控制最终的金属基质复合产品的密度和重量。 这种插入件的有利特征是它们能够操纵和控制最终的金属 - 基质复合材料产品的阻尼特性。

    PERMEABLE ANNULUS
    3.
    发明申请
    PERMEABLE ANNULUS 审中-公开

    公开(公告)号:WO2008051591A3

    公开(公告)日:2008-05-02

    申请号:PCT/US2007/022610

    申请日:2007-10-24

    Abstract: A process for making open-celled silicon carbide inserts (20) that allow metal infiltration to create metal-matrix composite part (100, 300) used for rubbing/wear components, such as an open-celled ceramic ring. The open-celled ceramic insert (20) is infiltrated by cast iron, and produces no negative effects to the iron casting process or the final metal-matrix composite product (100, 300) such as casting porosity or gas build-up inside the mold. Inserts (20) constructed in accordance with the invention enable manipulation and control over the density and weight of final metal-matrix composite products (100, 300). It is an advantageous characteristic of such inserts (20) that they enable manipulation and control over the dampening characteristics of final metal-matrix composite products (100, 300).

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