problems (10) in the form of a kopfspeisers for insertion into a casting mould of metal used, consisting of an internal cavity (12) speiservolumen enclosing an exothermic, and / or insulating material existing speiserkorpus (11).what in the mould can be trained formhohlraum area (15), a speiseru00f6ffnung (16) for connecting the inner cavity (12) of the speiserkorpus (11) with the formhohlraum the mould during the cast ing speed is characterizedthat the speiserkorpus (11) from a heat-resistant material of annular part (17) with a mounted therein from a refractory material existing network fabrics (18), which is the speiseru00f6ffnung (16) of the speiserkorpus (11) straddles, with the frame (17) in the surface (15) of the speiserkorpus (11) that is arrangedthe netzartige tissue (18) in the mould (10) coalesced problems directly on the surface of the casting formed gussstu00fccks is positioned.
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