Alumina 4N Resin

COMPATIBLE WITH FORM 3, FORM 3+, FORM 3B, FORM 3B+, FORM 4, FORM 4B

Industrial-Grade Ceramic. Printed in SLA.

High-Purity Technical Ceramic Resin for Advanced Manufacturing Applications

Alumina 4N Resin is Formlabs’ first true ceramic SLA material, delivering 99.99% purity aluminum oxide parts through a print-fire-sinter workflow. Designed for chemical, thermal, and wear resistance, it’s ideal for creating complex geometries, custom fixtures, and end-use components in demanding environments.

Whether you're producing electrical insulators, tooling, or lab-grade fixtures, Alumina 4N Resin enables cost-effective in-house ceramic part fabrication without the constraints of traditional forming methods.

Key Features

• 99.99% Pure Alumina (Al₂O₃) – High-performance technical ceramic

• Exceptional Thermal and Chemical Resistance – Withstands high heat and aggressive environments

• High Wear Resistance – Ideal for tooling, guides, and insulating parts

• Complex Geometries Without Tooling – Produce lattice structures, undercuts, and custom cavities

• Optimized for Form 3B+ and Form 3BL – Requires firing and sintering post-processing

• 1L Cartridge – $1,299

Real Ceramic Parts, Digitally Fabricated

Alumina 4N Resin empowers manufacturers and engineers to rapidly prototype and produce technical ceramics with the freedom of SLA and the performance of traditional materials.

Order Alumina 4N Resin Today

At $1,299 per liter, it's your solution for printing true ceramic components with industrial performance—no molds, no compromise.