People who code: we want your input. Take the Survey
3

Most commercial blow-molded fuel tanks for model airplane fuel (methanol or ethanol, nitromethane or nitroethane, and some combination of castor, mineral, or synthetic lubricating oil) are made from HDPE. This material isn't commonly seen as filament, in my limited experience, but it ought to be possible to arrive at settings that will give a liquid tight ...


2

As a supplement to the answer (doesn't fit well in the comments). This site https://www.filamentive.com/chemical-resistance-of-3d-printing-filament/ lists PETG has have a very high restance to alcohol, a high resitance to fuel Is PETG UV Resistant? In the long run, it is now a well-known fact that it will almost always come out on top when it comes to ...


1

Having melted acrylic on various occasions, I can hazard a guess why FDM isn't popular with this material: not only does it give off an acrid odor, the melted material is sticky and viscous, likely too much so to make into filament or to print reliably if so made. Most acrylic materials are made by curing a liquid resin, either with a catalyst ("...


Only top voted, non community-wiki answers of a minimum length are eligible