Printing print technology fused filament fabrication fff layer resolution standard 01 mm maximum 02 mm minimum 005 mm build plate 215 x 240 mm 846 x 945 build volume 180 x 200 x 190 mm 7 x 78 x 75 print speed 30 mms 120 mms travel speed 30 mms 300 mms build plate surface removable layer of buildtak consumable