The task is to cover soft plastic foam rings for headphones with synthetic leather. If possible, the required process steps should be carried out simultaneously, not least in order to achieve the right positioning.
The edge of the cut-outs for a breathing mask has to be sealed with a soft finish, firstly in order to ensure good wear comfort and secondly in order to prevent the non-woven material from fraying.
A rectangular suction pad consisting of various woven and non-woven layers, has to be cut out of flat raw material and sealed around the edge using structured edge welding.
A bolster insert has to be cut out of flat raw material consisting of woven and non-woven layers and has to be finished with a 2 mm edge weld along the cut edge.
A round filter insert and consisting of a number of non-woven layers is to be produced from flat raw material. The insert must have a retaining bead around the edge for holding the insert in the component.
The ventilation opening in an electronic component has to be protected against the ingress of dust, using a fine fleece filter. The square filters require a sealed edge zone and pointed corners.
Antiseptic dressings often consist of a number of different material layers, each with different tasks and requirements; they have to be produced in a variety of shapes using continuous sandwich base material.
