Prusament Carmine Red Transparent PETG Filament 1.75mm 1kg - Precise

In this review of Prusament Carmine Red Transparent PETG, the bottom line is clear: this spool is aimed at makers and small shops that demand consistent color and tight diameter control for functional parts. The reviewer found the single biggest reason to buy is the traceable manufacturing data that accompanies every spool, which makes it easy to verify diameter tolerance and color consistency before committing to long prints. For users who prioritize predictability and well-documented filament parameters, this PETG is a dependable choice.

Key Features

• In-house production: Filament made by the same company that produces 3D printers ensures process control and accountability for each spool.
• Diameter precision: Manufactured to +/- 0.02mm to reduce nozzle jams and improve layer consistency on dimensionally sensitive parts.
• Full spool traceability: A QR code on the spool links to detailed test data so users can confirm diameter and color reports before printing.
• Premium materials: PETG formulation is tested for mechanical properties, giving parts a balance of strength and slight flexibility for functional prints.
• Color consistency: Transparent carmine red is produced with tight color control so multi-spool projects match closely.
• Thorough testing: Each spool undergoes monitoring for string diameter, color consistency, and mechanical behavior to reduce variation between batches.

Who It's For

This filament suits hobbyists, educators, and small production shops that need reliable PETG for functional parts, jigs, or enclosures where consistent mechanical properties matter. The ability to scan a QR code and view spool parameters is especially useful for teams that track material provenance and for designers who require repeatable results.

It is less appropriate for users who solely print delicate ornamental models that prioritize ultra-fine surface finish over strength, or for those who prefer unverified budget spools and do not need traceability. Users who struggle with bed adhesion may need to experiment with adhesives or bed settings, as customer experience on adhesion is mixed.

Pros & Cons

Pros

• Very tight diameter tolerance (+/- 0.02mm) reduces filament-related print failures.
• Traceable spool data via QR code gives confidence in material specs and batch consistency.
• Good balance of strength and slight flexibility ideal for functional PETG parts.
• Consistent transparent carmine color across spools supports multi-spool projects.

Cons

• Adhesion results are mixed among users, so some printers may need bed prep or adjustments.
• Price may be higher than generic filaments because of in-house testing and traceability.

Specifications

Brand	Prusament
Material	PETG (transparent carmine)
Diameter	1.75mm
Spool weight	1kg (2.2 lbs)
Diameter tolerance	+/- 0.02mm
Manufacturing	In-house by Prusa Polymers with QR-traceable spool data

Our Verdict

Prusament Carmine Red Transparent PETG is a solid choice when consistent, traceable filament matters: its tight tolerance and spool-level testing reduce guesswork for functional prints. Buyers who value reliability and documented material data will find this filament good value despite a higher price than commodity spools.

Frequently Asked Questions

Can I check the spool parameters?
Yes. Scan the QR code on the spool to view diameter, color and testing data for that specific spool.

What is the filament diameter tolerance?
The filament is manufactured to a tolerance of +/- 0.02mm for consistent extrusion.

Is this filament easy to print with?
It prints reliably for functional parts, but adhesion reports vary; some users need to adjust bed prep or settings for best results.