KEYPRINT - KeySplint Soft, 1kg - Bluish-Transparent - #4220005 - Ideal for printing splints, night guards, and bleaching trays 510K Bluish Transparent Class IIa Certified 3dResin

KEYPRINT  - KeySplint Soft, 1kg - Bluish-Transparent  -  #4220005 - Ideal for printing splints, night guards, and bleaching trays 510K Bluish Transparent Class IIa Certified  3dResin
SKU: 470566 - Ordered from Manufacturer - ETD 14 DAYS
$445.55
Quantity:

Minimum quantity is 1.

Manufacturer #
4220005
Manufacturer
Model
KeyPRINT
SubModel
KeySplint Soft
Colors
BLUISH-TRANSPARENT
Sizes
1kg
Features
ORTHO Splint
Package
1pk
ETD
14 DAYS

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Description

KEYSTONE  |  KeyPRINT®USDD# 470566 · Mfg# 4220005
KEYPRINT - KeySplint Soft, 1kg - Bluish-Transparent 3D printing resin – KeyPrint by Keystone
Color: BLUISH-TRANSPARENT  |  Size: 1kg

KeyPRINT - KeySplint Soft, 1kg - Bluish-Transparent

Device: Flexible splint / night-guard resinClearance: FDA 510(k) · CE IIaPrinters: Open DLP 385–405 nmShelf life: 3-year guaranteedOrigin: Made in USA

Description

KeyPRINT® KeySplint Soft™ is a light-curing methacrylate resin for 3D printing flexible, biocompatible occlusal Splints, night guards and bleaching trays on open-source DLP printers (385–405 nm). It is tough and durable like a hard splint yet flexible at body temperature for patient comfort — abrasion- and fracture-resistant, and easily cleaned.

  • Flexible yet tough — protects against bruxism without cracking
  • Becomes more flexible at body temperature for a conforming fit
  • Open-source: runs on the DLP printer you already own
  • 3-year guaranteed shelf life, color stable, made in USA

Why You’ll Love It

Flexible yet tough — protects against bruxism without cracking. It is tough and durable like a hard splint yet flexible at body temperature for patient comfort — abrasion- and fracture-resistant, and easily cleaned.

Platform & Compatibility

Open-source DLP resin (385–405 nm). KEYSTONE validates KeyPRINT across many printers and post-cure units, with new validations added regularly — confirm your exact printer/post-cure pairing on KEYSTONE’s current validation list before production.

Technical Specifications

Brand / Line: KEYSTONE Industries · KeyPRINT
USDD# / Mfg#: 470566 / 4220005
Flexural strength (ASTM): 38–44 MPa
Ultimate flexural strength (ISO): 2.6–4.5 MPa
Flexural modulus (ASTM): 1,000–1,200 MPa
IZOD impact, notched: 45–48 J/m
Elongation at break: >100%
Hardness: 80–85 Shore D
Sorption (ISO 20795-2): Pass

Material & Regulatory

KeyPRINT Resins are open-source DLP materials (385–405 nm) made in the USA by KEYSTONE Industries, which maintains FDA licensing, ISO 13485 and ISO 22716, and GMP certification. Regulatory status of this product: FDA 510(k) · CE IIa · Health Canada. Clearances are as stated by the manufacturer.

Workflow & Handling

  1. Nest & print with supports per the IFU for your printer/resin pairing
  2. Wash in IPA per the IFU
  3. Post-cure in a validated broad-spectrum box (280–400 nm)
  4. Finish / polish per the IFU before clinical use

Cross-Brand Comparison

How this KeyPRINT resin compares with other flexible splint / night-guard Resins. CURRENT is the product on this page; values are vendor-claimed.

AttributeKeyPRINT Splint SoftSprintRay NightGuard FlexFormlabs Dental LT ComfortNextDent ORTHO Flex
Purposeflexible splint / night-guard Resinsflexible splint / night-guard Resinsflexible splint / night-guard Resinsflexible splint / night-guard Resins
Printer ecosystemOpen — validated on multiple DLP printersClosed / proprietaryClosed / proprietaryPer manufacturer
RegulatoryFDA 510(k) · CE IIa · Health CanadaPer manufacturerPer manufacturerPer manufacturer
Key differentiatorFlexible at body temp; 3-yr shelf life; open ecosystemPer manufacturerPer manufacturerPer manufacturer
OriginMade in USAPer manufacturerPer manufacturerPer manufacturer

Video

KeySplint Hard vs KeySplint SoftKEYSTONE KeyPRINT

Downloads

Documentation is published by KEYSTONE in English. The manufacturer page is linked live; data sheets are hosted by USDD.

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Product description last updated: June 26, 2026
KeyPRINT®, KeySplint™, KeyModel®, KeyDenture® and KEYSTONE Industries® are trademarks of KEYSTONE Industries. Other brand names are trademarks of their respective owners.

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