Silicone 40A Resin

$349.00

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

Real Silicone. 3D Printed.

Silicone 40A Resin Cartridge – From $349
Available in 1L ($349) and 5L ($1,560) cartridges

100% Silicone Resin for Functional, Flexible, End-Use Parts

Silicone 40A Resin is a groundbreaking material that enables true silicone parts to be printed directly on Formlabs SLA printers. This pure, 100% silicone material offers 40A Shore hardness, exceptional elongation, and high tear strength—perfect for manufacturing seals, gaskets, wearable components, and medical or industrial-grade flexible parts without tooling.

With full isotropy, biocompatibility, and heat resistance, this resin eliminates the cost and lead time of traditional silicone molding—bringing real silicone performance to desktop 3D printing.

Key Features

100% Real Silicone – Not a silicone-like material—genuine elastomeric silicone
Shore Hardness 40A – Flexible yet strong for compressive and sealing applications
High Elongation & Tear Strength – Ideal for dynamic parts under stress or deformation
Biocompatible & Skin Contact-Safe – Suitable for healthcare, wearables, and soft-touch devices
Thermal & Chemical Resistant – Performs in demanding environments
Compatible with Form 3B+ and Form 3BL – Engineered for advanced SLA workflows
Available Sizes:
• 1L Cartridge – $349
• 5L Cartridge – $1,560

Cut the Mold. Keep the Performance.

Silicone 40A Resin empowers teams to produce functional, flexible, production-grade parts in-house—without the delay or cost of injection molding.

Print Real Silicone Parts Today

Available now in 1L and 5L cartridges—starting at $349. Get the durability of molded silicone with the freedom of digital manufacturing.