Getting Started with 3D Printing
Article author:
Eolas PrintsArticle published at:
June 09, 2026
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For any organisation considering the Prusa Pro HT90, the real question is not whether it works — it demonstrably does. The question is whether it is the right fit for your specific operational requirements, compared to the industrial machines it is positioned against. This article gives you an honest comparison.
Until recently, if your engineering process required functional PEEK, Ultem, or PA-CF parts from an in-house machine, your options were limited and expensive:
The Prusa Pro HT90 sits below all of these on price while offering a meaningful subset of their capabilities. Understanding exactly which subset — and which gaps remain — is the basis for making the right decision.
The HT90 delivers industrial-grade results in the following scenarios:
The HT90 is an honest machine. Understanding where it doesn't compete with industrial systems is as important as understanding where it does.
Industrial machines certified for aerospace, medical device production, or regulated manufacturing processes have documented, validated process capability — Cpk values, traceability systems, and quality control frameworks that meet ISO 13485, AS9100, or similar standards. The HT90, as a professional desktop machine, does not come with this level of process validation documentation out of the box. For prototype and R&D work this doesn't matter. For regulated end-use production, it may.
The Stratasys Fortus series prints with dedicated support materials (SR-30, SR-35) that dissolve in a bath, enabling complex internal geometries that cannot be supported with standard breakaway supports. The HT90 is a single-extrusion machine — support removal in PEEK and similar materials requires manual post-processing, which can be challenging for complex geometries.
For production volumes above a few hundred parts per month in engineering materials, the economics shift. Industrial machines have larger build volumes, faster throughput, and are designed for sustained operation. If you need thousands of PEEK parts per month, multiple HT90s or a dedicated industrial machine becomes the right answer.
Stratasys and Markforged machines use proprietary filament — you buy their validated materials. This is a cost and flexibility limitation, but it also means the material-to-machine combination has been validated. The HT90 uses open materials, which is an advantage for material selection and cost, but puts the validation burden on the operator.
| Bureau printing (PEEK) | Stratasys Fortus 450mc | Prusa Pro HT90 | |
|---|---|---|---|
| Capital cost | €0 | ~€120,000 | ~€7,000–9,000 |
| Per-part cost (small bracket) | €80–300+ | €5–30 (filament cost) | €5–30 (filament cost) |
| Lead time | 3–10 days | Hours | Hours |
| IP exposure | High (files sent externally) | None | None |
| Material range | Extensive (whatever bureau stocks) | Extensive (proprietary) | Extensive (open materials) |
| Breakeven vs bureau | — | ~400–600 parts | ~30–50 parts |
The breakeven calculation is the most important number in this table. If you are currently sending PEEK parts to a bureau at €150 per part and you print 30 parts per year, an HT90 at €8,000 pays for itself in year one. If you print 200 parts per year, the payback period is measured in months.
The HT90 is the right choice if:
An industrial machine may be the right choice if:
For the majority of engineering teams, R&D labs, medical device companies, and professional users considering entering high-performance polymer printing, the HT90 represents the most sensible starting point. It delivers the capability that matters — 90°C chamber, 500°C nozzle, HEPA filtration, large build volume — at a price that does not require a capital investment committee approval. You can validate whether in-house PEEK printing works for your process, learn the material, and build operational knowledge, with the option to scale to industrial machines if and when volumes justify it.
The alternative — committing €80,000–€150,000 to an industrial machine before you've validated in-house engineering polymer printing as a workflow — carries far more risk.
The Prusa Pro HT90 is available from Eolas Prints — authorised Prusa resellers based in Cantabria, Spain. EU warranty and support included. Questions about whether the HT90 is right for your specific application? Contact us directly — we're happy to discuss your use case before you commit.