such as electrical insulation, medical hoses, stylet materials, protection hoses, hose packaging a.s.o.
In a range of approx. 0.4 up to 140 mm almost every diameter can be manufactured
--- as usual in extrusion, measurements may be limited by characteristics of the basic material.
The layout reasonable for your application will be clarified by us, if you let us know the relevant data
in your inquiry.
You may find some useful hints referring to examples.