Patent ID: 7975751

Claim:
Permanent casting mould for the casting of cast parts from a molten metal comprising at least one mould body, which at least partially surrounds a mould cavity reproducing the cast part to be cast and, in a wall of the at least one mould body which limits the mould cavity, a receiver is formed having a shoulder passing into the mould cavity and comprising a casting mould insert seated in the receiver, which has an upper side associated with the mould cavity surrounded by the respective permanent casting mould, a base body seated in the receiver with play when the casting mould is cold and a support collar which extends over a fraction of a height of the base body of the casting mould insert and is seated with positive fit in the shoulder of the receiver, a total height of the support collar and base body being smaller by an undersize, which is at least equal to a height dimension, by which the base body expands in a height direction during casting as a result of its heating occurring due to the contact with the molten metal, than the depth of the receiver, so a spacing is present between the base of the receiver and the side of the casting mould insert associated with it when the permanent casting mould is cold.