PC-ABS
AdvancedPolycarbonate–Acrylonitrile Butadiene Styrene Blend
PC-ABS combines the heat resistance and stiffness of polycarbonate with the impact toughness and printability of ABS, producing a versatile engineering blend used extensively in automotive and electronics. It requires an enclosed printer and careful temperature management but rewards users with parts that rival injection-molded quality.
Printing Tips
- An enclosed, actively heated chamber (50-60 °C) is essential to prevent warping and delamination on anything larger than a few centimeters.
- Use a hardened-steel nozzle — the PC component is abrasive at high temperatures and will erode brass over time.
- Apply a thin coat of PC-specific adhesive or Magigoo PC to the build plate for reliable first-layer stick.
- Dry filament at 80 °C for 4-8 hours; moisture causes steam bubbles that severely weaken layer bonds.
- Minimize part-cooling fan usage — ideally off for the first 10 layers, then 10-15% maximum for overhangs.
- Expect slight shrinkage of 0.4-0.7%; compensate in your slicer for dimensionally critical features.
Use Cases
Compatible Printers
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