Formlabs Formlabs Silicone 40A Resin - 5L
Formlabs' Silicone 40A Resin is a revolutionary 100% silicone 3D printing resin designed for producing soft, durable parts with high elasticity and superior tear strength. It features Formlabs' Pure Silicone Technology™, enabling the creation of complex shapes and fine details with excellent chemical and thermal resistance (-25°C to 125°C). This material is ideal for engineering and medical applications, offering 230% elongation at break, 5.0 MPa ultimate tensile strength, and 12.0 kN/m tear strength. Compatible with Form 3+ / 3B+ and Form 3 / 3B printers.
- High elasticity with 230% elongation at break
- Superior durability, 12 kN/m tear strength
- Thermal and chemical resistance (-25C to 125C)
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Silicone 40A
PURE SILICONE
Elevate your manufacturing capabilities with Silicone 40A Resin, the first fully silicone 3D printing resin. Utilizing Formlabs' Pure Silicone Technology™, it transforms how soft, pliable parts are made, offering superior durability, elasticity, and tear resistance. With its ability to produce complex geometries and fine details, this material streamlines prototyping and custom manufacturing, providing excellent chemical and thermal resistance. Silicone 40A Resin is a game-changer for industries requiring high-performance, flexible solutions.
Key Features of the Formlabs Silicone 40A Resin:
- Fabricate soft, durable parts with high elasticity
- Offers 230% elongation at break for extreme flexibility
- Boasts 12 kN/m tear strength for superior durability
- Features excellent chemical and thermal resistance (-25°C to 125°C)
- Eliminate traditional molding and casting processes
- First 100% silicone 3D printing resin available
| Engineering, Medical Application |
SLA Technology |
Elastomeric |
| 5.0 MPa Ultimate Tensile Strength |
12.0 kN/m Tear Strength |
230% Elongation at Break |
| COMPATIBILITY | ||
| Printer(s) Form 3+ / 3B+ Form 3 / 3B |
Resin Tank(s) [RT] 5480 |
| FORM WASH SETTINGS | FORM CURE SETTINGS |
| Duration | Duration |
| 20 min | 45 min |
| Temperature | |
| 60°C | |
| Notes | Notes |
| Use Form Wash filled with 8L of IPA and 2 L of n-Butyl Acetate. After washing, dry the parts for a minimum of 60 minutes. |
Fully submerge the dry parts in water in a glass beaker placed inside Form Cure. |
What are the Material Properties of the Formlabs Silicone 40A Resin?
(Post-cured for 30 minutes at 60 ºC)
| Shore Hardness | 40A |
| Ultimate Tensile Strength | 5.5 MPa |
| Elongation at Break | 2.3 |
| Tear Strength | 12 kN/m |
| Rebound Resilience | 0.34 |
| Glass Transition Temperature (Tg) | -110°C |
| Ross Flexing Fatigue (-10 °C, notched) | >500,000 cycles |
| Cytotoxicity | Pending |
