The invention describes a feeder insert (2, 2′, 2″, 2′″, 2IV) for use for the casting of metals in vertically separable casting molds, having a first shaped element (8, 8′, 8″, 8′″, 8IV) and a second shaped element (10) which (i) are moveable telescopically relative to one another, (ii) delimit a feeder cavity (30) for receiving liquid metal, and (iii) are designed for being position by means of a centring pin (20, 22′) that can be positioned along a centring axis (28), wherein the first shaped element (8, 8′, 8″, 8′″, 8IV) has a passage opening (18) for the liquid metal, and wherein the feeder cavity (30) is designed such that, in the case of horizontal arrangement of the centring axis (28), a predominant volume fraction of the feeder cavity (30) can be positioned above the centring axis.
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