Proto-Pasta - HTPC1705-BRO Proto-Pasta Composite Bronze HTPLA Review

This is the only filament that got stuck in my PTFE tubing. I have a box that I install all my filaments in and run them through a PTFE teflon tube to my 3D printer. I use an all metal hot end which I also bought from MicroSwiss here at Revain. HOWEVER, this filament gets stuck in said tube from my dry box to my printer, I have to force the filament through the tube. 4 years of 3D printing and Proto-Pasta is the ONLY filament that got stuck in my PTFE tube due to Proto-Pasta's lack of quality…

I've printed over 14 kg (32 lbs) of PLA Magnetic Iron, which is probably more than any other filament I've ever used. What I love about this yarn is the realistic look once the print has rusted. This is particularly useful as I work in the railway industry where many of the prints are for display purposes and the rusty look immediately catches people's attention - see attached photos of the reduced R36 switch post. Although this thread has its caveats. First off, I've found that a geared…

I have used 3 spools of this filament in my Lulzbot printers for various projects. The key takeaway is that while at least 3 other competitors are selling metal-filled PLA composites with copper, brass, bronze, etc., there is simply no other competitor (to my knowledge) that offers readily available PLA mixed with iron powder. Luckily, Proto-Pasta's Magnetic Iron PLA is pretty good. In my experience, printing with it can be either easy or impossible, depending on various factors. For me, PLA…