These links explain how the chemical Tetrahydrofuran can be used to smooth and/or seal PLA 3D printed parts just like Acetone does with ABS:

Puchase it here:

There are other postings about this method that suggest some experimentation is needed, but it looks promising for PLA parts.

August 27, 2015

Birk Binnard Birk Binnard
718 posts

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