ülespoole kitsenev valuplokivorm mida kasutatakse peamiselt keev- ning poolrahulike teraste valuplokivalus (vt valuplokivalu, valuplokivorm, keevteras, poolrahulik teras; vrd kitsapõhjaline valuplokivorm), a type of ingot mold characterized by narrow end which is used for easier escape of rimming reaction product - carbon monoxide gas (CO); commonly used to produce rimming and semi-killed steel ingots (see: teeming, ingot mold, rimmed steel, semi-killed steel; compare: big-end-up mold)