ST-130 Soluble Tooling
ST-130 is a soluble tooling material engineered for sacrificial composite tooling. Print a closed-cell mandrel, lay carbon fiber over it, cure the part, and dissolve the mandrel out in a detergent wash tank, returning a hollow composite part impossible to produce with traditional molding.

Technical datasheet at a glance.
- Method
- Soluble (detergent wash)
- HDT @ 264 psi
- 226°F
- Tg
- 270°F
- Max cure
- 250°F vacuum · 210°F autoclave
- Printers
- Fortus 450mc · 900mc
- Hollow composite mandrels
- Closed-cell carbon-fiber tools
- Internal flow geometry molds
Why teams choose ST-130 Soluble Tooling
Need a side-by-side comparison with another material? Our materials team will walk through tradeoffs against your specific service environment, temperature, chemical exposure, ESD, outgassing, and recommend the right grade for your application.
Services and applications that run on this material.

Autoclavable Ultem 1010, Ultem 9085, and polycarbonate layup and trim tools, engineered for efficient, reliable composite manufacturing.
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Layup tool design, sacrificial mandrels, and trim fixtures for composite production.
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High-performance thermoplastic parts in Ultem, PEEK, and Antero on production-grade Stratasys systems.
ExploreNeed ST-130 Soluble Tooling on your next part?
Send us the drawing.
Send us your drawings, or just sketch on a napkin, and your program timeline. Our engineers will provide a rapid quote and deliver flight-ready parts built to your requirements and delivered on schedule.