Print speed depends a lot on the layer height (smaller height = more layers = more time) and infill amount. We're primarily using a Printrbot Simple Metal at m

Print speed depends a lot on the layer height (smaller height = more layers = more time) and infill amount. We're primarily using a Printrbot Simple Metal at my local makerspace, and I usually expect a solid object the size of my fist, 20% infill, PLA, to run 3-4 hours.