I've found these blenders which are supposed to blend anything. I imagine they would work tremendously for blending old/useless 3D prints that I want to run through my filastruder and make new filament. Has anyone found a good blender that can shred filament rather nicely?

My buddy pointed me to Blendtec, and I must say I'm impressed by their videos. They range in prices for $279 for a refurbished model to $1500 for the top of the line. I'm thinking about getting one but wanted to see if anyone else has tried and succeeded with something a bit more affordable.

IN the video below they blend an iphone 5