After some more thought, I wonder if there is too much heat building up in the part. With all the support in the middle, it is one big dense piece of plastic.
Hi folks, First post here. I am using a flashforge creator pro printer to try and do an ABS print with HIPS support material. I also have enclosed the entire machine with a big insulating box that I pre heat and keep sealed during the print. So, here are some pictures from the print. Some things to ...