Can aluminum profiles be extruded into hollow profiles?
Yes, like aluminum tubes. This is hollow
Of course you can. But it depends on what brand and specific specifications you use
Yes, there are two ways to squeeze hollow profiles:1, in the die area, the use of shunt mold2, in the extruder processing, the use of punch pin, in general, this is for the double action extruder, used for extrusion seamless pipe. The reverse press also works.