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Atomic Filament

50g Sample Coil PCTG - Too Good to be Blue Shade Shifting

50g Sample Coil PCTG - Too Good to be Blue Shade Shifting

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$ 3.89
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Introducing Atomic Filament's Too Good to Be Blue, a stunning shade-shifting filament that transforms before your eyes as it cools. This unique PCTG PRO filament boasts a mesmerizing transition from a vibrant blue to a deep, mysterious purple, creating captivating visual effects in your 3D prints.    Made in Indiana, USA.

  • Dynamic Color Shift: Witness the transformation from blue to purple as your print cools, adding a touch of magic to your creations.
  • Exceptional Dimensional Accuracy: Manufactured to an industry-leading tolerance of , our filament guarantees consistent extrusion, leading to consistent and reliable printing with precise detail and a dependable, clog-free experience.
  • Versatile Creative Applications: Ideal for artistic sculptures, cosplay props, jewelry, decorative items, and any project where you want to add an extraordinary, dynamic visual element.

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.

Available in 1KG Spools Click - HERE!

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Too Good to be Blue Shade Shifting PCTG PRO: finish and uses



Introducing Atomic Filament's Too Good to Be Blue, a stunning shade-shifting filament that transforms before your eyes as it cools. This unique PCTG PRO filament boasts a mesmerizing transition from a vibrant blue to a deep, mysterious purple, creating captivating visual effects in your 3D prints.

Groovy Purple Shade Shifting PCTG PRO, 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.

Dynamic Color Shift: Witness the transformation from blue to purple as your print cools, adding a touch of magic to your creations.

Versatile Applications: Perfect for a wide range of 3D printing projects, including figurines, functional objects, and decorative pieces.
Printing Groovy Purple Shade Shifting PCTG PRO

  • Easy to Print: Too Good to Be Blue is designed for easy printing, making it suitable for both beginners and experienced makers.

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.

Too Good to be Blue 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.