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U225X / ENGINEERING UNWARRANTED

Iron-filled PLA printing

Public record / 3DP-030 / Revision A

PUBLIC RECORD
U225X

PLA containing iron particles can create a heavier, metal-like decorative print that responds to a magnet. Suitable uses include display pieces, weighted decorative components, and experimenting with metallic finishes. The printed plastic is not a permanent magnet and is not equivalent to a solid iron component. Confirm the material’s exact brand and filler type. Feed gently: heavily filled filament can be brittle. Set filament density from the manufacturer for accurate weight estimates. Use a release/adhesion treatment approved for the plate.

STATUSRecovered/PartialCLASSIFICATION3DPMATERIAL3D PRINT / MAKERDATE2026.09.01

TECHNICAL NOTES

PLA containing iron particles can create a heavier, metal-like decorative print that responds to a magnet. Suitable uses include display pieces, weighted decorative components, and experimenting with metallic finishes. The printed plastic is not a permanent magnet and is not equivalent to a solid iron component.

SPECIFICATION

NozzleWear-resistant 0.6 mm where supported
Layer height0.24 mm with 0.6 nozzle
Nozzle temperatureManufacturer-specific; Proto-pasta’s iron PLA example uses 185–215
Bed50–60 as an initial trial if allowed by the product
Outer wall / other extrusion25–30 / 30–45
First layer15–20
Part coolingBegin around 50% after initial layers; tune detail versus bonding
Walls / infill3 walls, 15–30%; increase deliberately for weight
EnclosureHeated chamber generally unnecessary for a PLA-based product

DEVELOPMENT HISTORY

2026.09.01Rev AImported as an independent manifest record; public copy keeps uncertainty visible.
U225X PUBLIC RECORD / THIRD-PARTY CREDITS RETAIN THEIR OWN TERMSPUBLIC SUMMARY ↗
Printable / 3DP-030 / Iron-filled PLA printing