MICA ROLLS FOR USE IN GLASS MANUFACTURING PROCESSES AND METHODS FOR MAKING THE SAME
    2.
    发明申请
    MICA ROLLS FOR USE IN GLASS MANUFACTURING PROCESSES AND METHODS FOR MAKING THE SAME 审中-公开
    用于玻璃制造工艺的MICA玻璃及其制造方法

    公开(公告)号:US20160229731A1

    公开(公告)日:2016-08-11

    申请号:US15013446

    申请日:2016-02-02

    CPC classification number: C03B23/055 B24B5/37 C03B23/045 C03B23/047 Y02P40/57

    Abstract: Push roll spools for engaging and driving softened glass tubes over a shaping mandrel. A push roll spool for use in processing a glass tube may comprise a base having first and second axially spaced ends, and multiple sheets of heat resistant material disposed on the base between the axially spaced ends, forming an axially extending stack. The stack may have a circumferential, generally U-section groove having a profile defined by the peripheral edges of multiple said sheets having different diameters. The U-section groove may be sized to engage and drive a glass tube. The U-section groove may have two contact areas at which to engage and drive a glass tube. The heat resistant material may comprise mica or a mica composition, for example mica paper or ceramic fiber millboard.

    Abstract translation: 用于在成形心轴上接合和驱动软化玻璃管的推辊卷轴。 用于处理玻璃管的推辊卷筒可以包括具有第一和第二轴向间隔开的端部的基部以及设置在基部之间的轴向间隔开的端部之间的多片耐热材料,形成轴向延伸的堆叠。 该堆叠可以具有周向的大致U形槽,其具有由具有不同直径的多个所述片的周边限定的轮廓。 U形槽可以被设计成接合和驱动玻璃管。 U型槽可以具有接合和驱动玻璃管的两个接触区域。 耐热材料可以包括云母或云母组合物,例如云母纸或陶瓷纤维刨花板。

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