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Materials, Ceramic 3D Printing Materials, Composite Tooling, Engineering, Jigs&Fixtures, Manufacturing, Paste, SLA Ceramic, Slurry · CERAMIC SLA

Cordierite 3D Printing Paste

Print near-zero-expansion cordierite parts on 3DCeram's Ceramaker laser-SLA platform, then debind and sinter to a dimensionally stable oxide ceramic.

  • ✓ Coefficient of thermal expansion near zero — dimensional stability through thermal cycling
  • ✓ Aerospace optics, metrology and vacuum hardware; >98% dense after sintering
  • ✓ Ceramic SLA paste for the 3DCeram Ceramaker platform — quote-based, mutual NDA before spec review
Prices follow supplier cost and stock availability and are updated regularly. The price you see is today's price — once you order, it's held for 7 days.
NDA standard In stock — ships in 1–2 business days. Custom ceramic formulations and larger batches: 2–4 weeks, configured to order.
60+AM teams supplied
Lot-to-lotstable rheology & solids
Debind/sinterguidance included
Fast dispatchL.A. stock · M–F
What your process engineer actually checks

What your process engineer actually checks

The property that matters

A CTE near zero (-0.10 ×10⁻⁶/K at 20 °C) is why cordierite exists in this range — dimensional stability, not raw strength. We ship the datasheet so you qualify against that number.

The full ceramic workflow

Every order ships with the debinding and sintering parameters. Cordierite is solid-state sintered to >98% density, and shrinkage is compensated in build prep so the first part lands on dimension.

A materials engineer on the line

Solids loading, shrinkage and cracking are where ceramic AM fails. Talk to an engineer who runs this paste — sub-4h reply, NDA standard.

About this product

Cordierite 3D Printing Paste is a 3DCeram cordierite paste for the Ceramaker laser-SLA platform — a near-zero-expansion oxide ceramic prized for dimensional stability under thermal cycling.

Why engineers choose this paste

Chosen for one property above all: it barely moves when temperature changes.

Near-zero CTE

Coefficient of thermal expansion close to zero (-0.10 ×10⁻⁶/K at 20 °C) — dimensionally stable through thermal cycling.

Low thermal conductivity

3.8 W/m·K — insulates and resists thermal shock.

Wear resistant

Durable oxide surface for metrology and optical mounting hardware.

Vacuum-compatible

Stable, low-outgassing ceramic suited to vacuum applications.

Print → debind → sinter

Ceramic stereolithography on the 3DCeram Ceramaker platform. The green part is larger than the finished part — shrinkage is compensated in build preparation.

Step 01
Laser SLA print

The ceramic-loaded paste is cured layer-by-layer on a 3DCeram Ceramaker laser-SLA machine into a green part.

Step 02
Debinding

The organic binder is removed in a controlled thermal cycle, leaving a fragile ceramic-only brown part.

Step 03
Sintering

Solid-state sintered to >98% dense cordierite (>2.5 g/cc, ~0.89 µm grain) with near-zero expansion.

Typical applications

Where a part must hold its dimensions through temperature change.

Aerospace optics
Dimensionally stable optical mounts
Metrology
Reference and measurement fixtures
Vacuum hardware
Low-outgassing structural parts
Thermal-cycling parts
Components exposed to temperature swings

Cordierite — physical & mechanical properties

Representative post-sinter values from the 3DCeram material datasheet. Final numbers depend on part geometry and your qualified sinter cycle.

Property Value
Densification rate >98%
Density >2.5 g/cm³
Grain size after sintering 0.89 µm
4-pt bending strength 150 MPa
Weibull modulus 6.5
Young’s modulus (theoretical) 140 GPa
Thermal conductivity (RT) 3.8 W/m·K
CTE (20 °C) -0.10 ×10⁻⁶ K⁻¹
Need a part that holds dimension through thermal cycling? Send the geometry and temperature range — a materials engineer will size solids loading, shrinkage and the sinter cycle with you. Sub-4h reply, NDA standard.
Brand 3DCeram
Country of origin France
Printing Materials Ceramic Pastes
Technology CERAMIC SLA
Material Cordierite
Application Composite Tooling, Engineering, Jigs & Fixtures, Manufacturing
Don't see your ceramic?

We formulate and qualify. Custom variants on request.

Need a specific ceramic chemistry, solids loading, or a tuned binder for your process? Our materials team formulates and verifies rheology and sinter behavior before you commit. Typical lead 3–4 weeks.

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1 / 1
NNot ready for a full cartridge? Request a sample or a custom quantity.

Common questions

Don't see yours? Email [email protected] — NDA standard, typical reply within 4 hours.

What makes cordierite worth printing?
Cordierite has a coefficient of thermal expansion close to zero, which means a part barely changes dimension as temperature swings. That is exactly what you want for optical mounts, metrology references and vacuum hardware. You print a green part on the Ceramaker laser-SLA platform, then debind and sinter it to a >98% dense oxide ceramic that holds its shape through thermal cycling.
Why choose cordierite over alumina or zirconia?
Alumina and zirconia are far stronger, but they expand meaningfully with temperature. Cordierite trades strength (150 MPa bending) for near-zero expansion, so you choose it when dimensional stability beats raw strength — aerospace optics, metrology and precision fixtures. Tell us the temperature range and tolerance and a materials engineer will confirm the fit.
Why does the printed part shrink during processing?
Cordierite prints as an oversized green part; the binder is removed in debinding and the ceramic fuses in sintering, so the part shrinks to final size. Shrinkage is predictable and compensated in build preparation, so the sintered part lands on target dimensions. We supply the parameters that make it repeatable.
Is cordierite suitable for vacuum applications?
Yes. Cordierite is a stable, wear-resistant oxide that suits vacuum service, which is one of its listed applications. If you have an outgassing or cleanliness spec, send it over and a materials engineer will confirm whether the 3DCeram cordierite and process meet it.
Which printer runs this paste?
Cordierite paste runs on 3DCeram Ceramaker laser-SLA machines (C900 FLEX and the Cxxx family). It is not an FFF filament. If you need the machine too, we quote the printer, paste and post-processing route together.
Can I order a sample first?
Yes. Because cordierite is chosen for a specific stability target, we routinely ship a sample or small batch to validate expansion and dimensional behaviour on your own hardware before a production order. Talk to a materials engineer to scope the trial — NDA standard.

Place your order, or talk to an engineer first

Order Cordierite 3D Printing Paste direct, or talk to materials engineer

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