Formlabs Dental LT Comfort Resin (Form 4)

A long-term biocompatible, flexible, and highly polishable dental resin for producing comfortable occlusal splints, night guards, and bleaching trays — with impressive optical clarity and a validated wash + post-cure workflow.

Formlabs Dental LT Comfort Resin cartridge (replace with your product image)
Application: Splints / Guards / Trays
Technology: SLA
Finish: Clear (high polishability)
Flexible + wear-resistant
Biocompatible: Long-term

Important: For biocompatible indications, use dedicated accessories where required and process parts using the validated wash + post-cure workflow specified in the manufacturer documentation.

Comfort-first splints and guards — flexible, clear, and built for long-term wear

Formlabs Dental LT Comfort Resin is a long-term biocompatible material for directly 3D printing flexible occlusal splints and night guards in-house. Printed appliances are easily polished to high optical transparency and deliver enhanced comfort and durability for everyday patient use.

Choose LT Comfort when you want flexibility + comfort without sacrificing clarity — ideal for splints, guards, and trays that patients will actually wear consistently.

Authorised Formlabs Reseller
Certified Material: Formlabs Dental Ecosystem

Why Choose Formlabs Dental LT Comfort Resin?

Flexible Comfort

Deliver a splint that feels better in the mouth — flexibility supports patient comfort and compliance for long-term wear.

Perfectly Clear (After Polishing)

Produce appliances that polish to high optical transparency for a presentation-ready finish — with reduced polishing time.

Impact & Wear-Resistant

Built to withstand everyday wear and tear in demanding therapeutic situations.

Certified Biocompatible Workflow

Engineered for long-term intraoral use when printed and post-processed with the validated wash + cure workflow in the manufacturer documentation.

Applications

Dental LT Comfort Resin is ideal for producing flexible, clear appliances that prioritize patient comfort and long-term wear.

Consider Dental LT Comfort Resin for:

  • Occlusal splints and therapeutic guards
  • Night guards
  • Bleaching trays

Also noted in manufacturer documentation: removable dental/orthodontic appliances such as mouthguards and repositioners (where prescribed and processed per IFU).

Material Properties

Property Value
Ultimate Tensile Strength 29.1 MPa
Tensile Modulus 994 MPa
Elongation at Break 33%
Flexural Strength 21 MPa
Flexural Modulus 643 MPa
Notched Izod 98 J/m
Hardness (Shore D) 75D
Water Sorption 31 µg/mm3
Water Solubility 4 µg/mm3

*Note: Material properties may vary based on part geometry, orientation, settings, temperature, and disinfection/sterilization methods. Use the manufacturer documentation for validated processing details.

Workflow Overview

Dental LT Comfort Resin follows a print + wash + post-cure dental workflow. For intended indications and biocompatibility, use compatible equipment and follow the validated steps in the manufacturer documentation.

  • Print with the recommended preset for your compatible printer and resin version.
  • Wash in 99% IPA using validated wash equipment and timings.
  • Dry thoroughly before curing (validated drying time required).
  • Post-cure using a validated curing unit and cycle.
  • Finish & polish to achieve high optical clarity and a smooth intraoral surface.

Validated cycle example (reference only): Wash 10 minutes in 99% IPA, then post-cure at 60°C for 20 minutes (see Manufacturing Guide for your exact equipment and resin version).

FAQ

1) What is Dental LT Comfort Resin indicated for?

Biocompatible, long-term use removable dental/orthodontic appliances such as occlusal splints and nightguards (and related prescribed appliances), printed and post-processed per the manufacturer IFU.

2) Which printers is it for?

Dental LT Comfort Resin V1.1 is for Form 4 generation printers, and V1 is for Form 3 generation printers. Confirm your resin version before printing.

3) Do I need validated post-processing?

Yes. Washing + post-curing are required and must follow the manufacturer IFU and Manufacturing Guide to achieve intended properties and indications.

(70810)

SKU 70810
Brand Formlabs

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