Abrasion-resistant KeySplint Hard™ 3D printing resin
With KeySplint Hard, Keystone has developed an optimized, biocompatible 3D printing resin for digital production of hard splints, mouthguards, night guards, and retainers. Also ideal for post-traumatic tooth immobilization appliances.
- Unmatched strength and wear resistance.
- Easy to polish and clean.
- Stain-resistant.
Three-year shelf life, color stable, and validated in multiple open-source printers. Compatible with 385nm/405nm light sources. 17.6 oz. (0.5kg).
KeySplint Hard Specifications:
Ultimate Flexural Strength: 60–65MPa
Flexural Modulus: 1,510–1,600MPa
Water Absorption: 18μg/mm3
Elongation at Break: 9%
