Pressing arrangement having an isostatic press mould (P) for pressing material to be pressed to form an article , having - a first mould part having an edge portion , - a second mould part having an edge portion , - an article space which, in a closed position, is formed between the mould parts and their edge portions , - an elastic diaphragm , which is fastened to the first mould part over the surface thereof which faces towards the second mould part by way of a clamping region on the outer side of the diaphragm outside of the article space , - a diaphragm , which is arranged on the second mould part over the surface thereof which faces towards the first mould part , - an adjusting device for adjusting the first and/or the second mould part relative to one another into a position for the filling of the article space with the material to be pressed and for the pressing of the material to be pressed to form the article , and for adjusting the first and/or the second mould part relative to one another into a spaced-apart position for the removal of the pressed article , and - a control device for controlling the movement of the adjusting device, wherein - a filling space (S*) having a spacing between the first mould part and the second mould part that is sufficiently wide for introduction of a material to be pressed leads into the article space from outside of the first mould part and the second mould part through at least one peripheral portion of the edge portions (10*, 20*) of the first mould part and of the second mould part , - a remaining peripheral region of the mutually opposite edge portions of the first mould part and of the second mould part has a ventilation gap (S) for ventilating the article space , characterized in that , - in the region of the filling space (S*), a diaphragm thickness of the diaphragms is reduced and/or a surface of the first mould part , said surface lying towards the rear of the diaphragm which is fastened to the first mould part , is of recessed design. - a first mould part having an edge portion , - a second mould part having an edge portion , - an article space which, in a closed position, is formed between the mould parts and their edge portions , - an elastic diaphragm , which is fastened to the first mould part over the surface thereof which faces towards the second mould part by way of a clamping region on the outer side of the diaphragm outside of the article space , - a diaphragm , which is arranged on the second mould part over the surface thereof which faces towards the first mould part , - an adjusting device for adjusting the first and/or the second mould part relative to one another into a position for the filling of the article space with the material to be pressed and for the pressing of the material to be pressed to form the article , and for adjusting the first and/or the second mould part relative to one another into a spaced-apart position for the removal of the pressed article , and - a control device for controlling the movement of the adjusting device, wherein - a filling space (S*) having a spacing between the first mould part and the second mould part that is sufficiently wide for introduction of a material to be pressed leads into the article space from outside of the first mould part and the second mould part through at least one peripheral portion of the edge portions (10*, 20*) of the first mould part and of the second mould part , - a remaining peripheral region of the mutually opposite edge portions of the first mould part and of the second mould part has a ventilation gap (S) for ventilating the article space , characterized in that , - in the region of the filling space (S*), a diaphragm thickness of the diaphragms is reduced and/or a surface of the first mould part , said surface lying towards the rear of the diaphragm which is fastened to the first mould part , is of recessed design. <EOS>