Used ABS, PETG, and Poly-carbonate. Don't use PLA for parts that are under load.
For optimal strength use a layer height that is half your nozzle diameter (e.g. .4mm nozzle, .2mm layer height). 10% infill and 3 perimeters
We are FTC Team #11225, the first Robotics team in the Upper School of Louisville Collegiate School. We have members from 9th -12th grades and each team member is involved in other activities in and out of school.