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Atomic Filament

Bug Eyes Shade-Shifting PCTG PRO Filament - AMS Compatible

Bug Eyes Shade-Shifting PCTG PRO Filament - AMS Compatible

$ 34.49
$ 34.49
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Unleash a truly captivating visual experience with enhanced durability using our Atomic Filament Bug Eyes PCTG Shade-Shifting Filament. This 1KG spool of highly unique PCTG PRO is engineered to transform before your eyes, displaying a mesmerizing array of colors that shift depending on the viewing angle and lighting. Mimicking the iridescent, multi-faceted look of insect eyes.   Made in Indiana, USA.

1.75 mm filament · 1 kg spool. Start with a nozzle temperature of 255–272°C and a heated bed around 80°C (±10°C), then tune for your printer and part.

Want to check the color first? Try a Bug Eyes Shade Shifting PCTG sample coil.

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Bug Eyes Shade Shifting PCTG PRO: finish and uses


Unleash a truly captivating visual experience with enhanced durability using our Atomic Filament Bug Eyes PCTG PRO Shade-Shifting Filament. This 1 kg (1.75 mm) spool of highly unique PCTG PRO is engineered to transform before your eyes, displaying a mesmerizing array of colors that shift depending on the viewing angle and lighting. Mimicking the iridescent, multi-faceted look of insect eyes, this filament brings an unparalleled dynamic quality to your 3D prints, now with the added benefits of PCTG PRO's impressive strength and resilience. PCTG PRO is celebrated for its excellent impact strength, superior layer adhesion, and low-warp properties, making it ideal for both functional parts and visually stunning, dynamic creations.
Indicative color reference: #4A6859, attributed to Filamentcolors.xyz and not independently verified. A hex reference cannot represent translucency or UV fluorescence; compare a physical sample under your intended lighting.

Printing Bug Eyes Shade Shifting PCTG PRO

Published nozzle temperature: 255–272°C. Heated bed: approximately 80°C, with a 70–90°C starting range. Adjust for your printer, build surface and part geometry.

An existing Atomic PETG PRO profile can be a starting point, but test rather than assuming every setting transfers unchanged. Tune temperature, cooling, flow and retraction for your setup.

Functional performance

PCTG PRO is a toughness-focused option for functional prints. Match your design and printing setup to the expected loads and conditions. Chemical, oil and grease compatibility depends on the substance, concentration, exposure time and temperature; test a representative part for your application.

Quality and specifications

Published diameter and roundness tolerances: ±0.02 mm or better. Refer to the available variant above for diameter and spool details.

Spool returns

See our sustainability initiatives for spool-return program details and current terms.

Bug Eyes Shade Shifting PCTG PRO FAQ

Can I use my Atomic PETG PRO profile?

Use it as a starting point, then test and tune. The published nozzle range is 255–272°C, with bed guidance of 80°C ±10°C.

Can I try a sample first?

Yes. Try a Bug Eyes Shade Shifting PCTG Sample Coil to check the printed color.