Applied load device comprising: - at least one pressure plunger device (209; 309; 409; 509), - the pressure plunger device (209; 309; 409; 509) comprising at least one dimensionally stable pressure plate (209b; 309b; 409b; 509b) and at least one pressure piece (209c; 309c; 409c; 509c), - it being possible, by using the pressure piece (209c; 309c; 409c; 509c), to act with pressure on upper sides of mouldings that can be produced in mould cavities (505, 506) to produce moulded blocks, - the pressure plunger device (209; 309; 409; 509) further comprising at least one actuator unit, - the pressure piece (209c; 309c; 409c; 509c) being variable by the actuator unit in such a way - that a first pressure-stable three-dimensional shape assumed by the pressure piece (209c; 309c; 409c; 509c) underneath the pressure plate(209b; 309b; 409b; 509b) relative to the mould cavity (505, 506) can be varied by the actuator unit in such a way, - that the pressure piece (209c; 309c; 409c) has at least a second pressure-stable three-dimensional shape which differs from the first or the other pressure-stable three-dimensional shapes of the contact body, in such a way - that with the second pressure-stable three-dimensional shape of the contact body, a second moulded block can be produced which has an upper side which, in its three-dimensional structure, at least partly differs from an upper side of a first moulded block which can be produced with the first pressure-stable three-dimensional shape of the contact body, characterized in that the actuator unit comprises at least one displacement means, in that the pressure piece (209c; 309c; 409c; 509c) comprises a covering layer (217; 317, 417) and in that the displacement means is arranged so as to act between the pressure plate (209b; 309b; 409b; 509b) and the covering layer (217; 317, 417), wherein in a first action of the displacement means the pressure piece (209b; 309b; 409b; 509b) assumes the first pressure-stable three-dimensional shape, and wherein in a further action of the displacement means the pressure piece (209c; 309c; 409c; 509c) assumes the further pressure-stable three-dimensional shape. - at least one pressure plunger device (209; 309; 409; 509), - the pressure plunger device (209; 309; 409; 509) comprising at least one dimensionally stable pressure plate (209b; 309b; 409b; 509b) and at least one pressure piece (209c; 309c; 409c; 509c), - it being possible, by using the pressure piece (209c; 309c; 409c; 509c), to act with pressure on upper sides of mouldings that can be produced in mould cavities (505, 506) to produce moulded blocks, - the pressure plunger device (209; 309; 409; 509) further comprising at least one actuator unit, - the pressure piece (209c; 309c; 409c; 509c) being variable by the actuator unit in such a way - that a first pressure-stable three-dimensional shape assumed by the pressure piece (209c; 309c; 409c; 509c) underneath the pressure plate(209b; 309b; 409b; 509b) relative to the mould cavity (505, 506) can be varied by the actuator unit in such a way, - that the pressure piece (209c; 309c; 409c) has at least a second pressure-stable three-dimensional shape which differs from the first or the other pressure-stable three-dimensional shapes of the contact body, in such a way - that with the second pressure-stable three-dimensional shape of the contact body, a second moulded block can be produced which has an upper side which, in its three-dimensional structure, at least partly differs from an upper side of a first moulded block which can be produced with the first pressure-stable three-dimensional shape of the contact body,