From 3693a5d628366467bbc889604db297ebaf6ff9b9 Mon Sep 17 00:00:00 2001 From: zleyyij Date: Tue, 6 May 2025 13:11:40 -0600 Subject: [PATCH] vault backup: 2025-05-06 13:11:40 --- notes/3D printing/Filament.md | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/notes/3D printing/Filament.md b/notes/3D printing/Filament.md index 16a8156..9e1ce21 100644 --- a/notes/3D printing/Filament.md +++ b/notes/3D printing/Filament.md @@ -141,9 +141,18 @@ Often called tough PETG or low temp nylon, PA-PETG is meant to serve as both a s - Record setting stiffness, prints can withstand hundreds of kilos - Will destroy most drive motors - Surprisingly cheap (~60USD/kilo at the time of writing) + +### PC-PBT (PBT Infused Polycarbonate) +PBT flaccifies the polycarbonate but preserves PC's strength and shatter resistance in the cold, making it one of the few cold-resistant filaments. +- Lower print temp +- Improved print quality +- Very low warping +- One of the easiest filaments to print in + ### PMMA (Polymethylmethacrylate) Also known as acrylic plexiglass, the high transparency of PMMA is the only advantage it has over other polycarbonates for printing. | Pros | Cons | | -------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | - Highest transparency thermoplastic
- Can be buffed to a frosted/polished surface
- High UV resistance
- Relatively affordable
| - Horrible bed adhesion
- Bad layer adhesion
- High coefficient of thermal expansion leads to constant print failures during or after the printing process
- Very brittle
- High water absorption | +# TPU (Thermoplastic Polyurethane)