Thank you again. I'd read of the PET-G over styrene 'trick,' but was skeptical. With your advice it will be worth trying. I made some adjustments to the mold, so smooth plaster became somew ...
Thanks for your ideas/advice. I don't think I'm severely overheating the material, which is sold in small sheets labelled "polyester", though a little investigating online reveals that the ...
I'm totally new to this. I built a small vacuum forming box (internal dimensions about 6x6x1.5") for a one-off project: a double windscreen for a 1/12 scale formula 1 car from the late '60s.