Materials - Form 4

Flexible 80A Resin V2 is a resilient 3D printing elastomer that rivals the look, feel, and function of 80A cast urethanes, TPUs, and hard rubbers. 

Parts printed in Flexible 80A Resin V2 snap back into place and withstand repeated bending, tension, and compression. Create tear-resistant functional prototypes and end use parts, protect sensitive components with soft inserts and fixtures, or design refined padding and grips with tack-free surfaces and a matte, black finish.

Flexible 80A Resin V2 is a new material formulation that leverages the technology of Form 4 Series printers to deliver 2x higher tear strength, 2x higher elongation at break, 4x higher rebound, and improved aesthetics and aging compared to the previous version.

Tough 2000 Resin V2 is a rugged material with strength and stiffness comparable to ABS, combining toughness with high temperature and creep resistance.

Tough 2000 Resin V2 excels in heavy-duty applications and delivers highly functional prototypes and end-use parts that resist shattering, deformation, and long-term wear. With a 79% elongation at break and a heat deflection temperature (HDT) of 70 °C, parts maintain structural integrity under mechanical and environmental stress. The new formulation is darker with a matte finish, for presentation-ready parts with enhanced details and a smooth finish.

Tough 2000 Resin V2 is a new material formulation that leverages the technology of Form 4 Series printers to deliver 3x higher fracture toughness, improved temperature resistance, material longevity, and aesthetics compared to the previous version.

Tough 1000 Resin is a ductile, impact-resistant material with comparable strength, stiffness, and toughness to high-density polyethylene (HDPE), designed with exceptional wear and fatigue resistance for long-term toughness and utility.

The 180% elongation at break (EAB) and Gardner impact strength of 128 in-lb surpass HDPE, making it ideal for parts that bend, compress, or deform without cracking. Hinges and functional parts can handle repeated stress and wear with a work of fracture of 3,200 J/m2 and a Ross flex fatigue of >100,000 cycles (at 23 °C). With a matte, dark grey color, Tough 1000 Resin is engineered for applications that require smooth surfaces and low-friction finishes.

Tough 1000 Resin is a new material formulation that leverages the technology of Form 4 Series printers, with 5x higher fracture toughness, 2x higher EAB, and improved temperature, creep, and aging resistance compared to Durable Resin.

Tough 1500 Resin V2 is a resilient material with strength, stiffness, and toughness comparable to polypropylene (PP), offering exceptional resistance to fractures, impacts, and shattering.

Create parts that balance stiffness and ductility, whether for compliant mechanisms or rugged enclosures with self-tapping screws and snap fits. Tough 1500 Resin V2 enables a wide range of applications, from functional prototypes to end-use jigs and fixtures.

Tough 1500 Resin V2 is a new material formulation that leverages the Form 4 Series to deliver 10 times higher fracture toughness than the previous version.

True Cast Resin is a wax-filled material designed for precision casting of intricate jewelry to complex engineering components up to 5 mm thick. It delivers highly accurate parts with exceptional detail and smooth surfaces.

Engineered for reliability, quality, and versatility, True Cast Resin integrates easily into a wide range of burnout schedules. Low thermal expansion, minimal shrinkage, and 0.03% ash content ensure clean burnout and consistently excellent casting outcomes.

Clear Cast Resin is a resin designed for investment casting, to directly print patterns that can be invested and cast. It has an extremely low thermal expansion, low ash, and no trace heavy metals.

Clear Cast Resin, paired with a latticing software, is recommended for use with larger parts, excelling at producing geometries thicker than 3 mm.

White Resin V5 is an exceptionally bright white General Purpose Resin, offering an optimal balance of fast print speed, high accuracy, presentation-ready appearance, strong mechanical properties, and an easy, reliable workflow.

Create parts that are stiff and strong with a surface finish that rivals injection molding. White Resin has a bright, matte shade that captures fine features accurately.

White Resin V5 is a new material formulation that leverages the Form 4 Series to print three times faster than the previous version, while offering improved mechanical properties.

Grey Resin is an exceptionally versatile General Purpose Resin, offering an optimal balance of fast print speed, high accuracy, presentation-ready appearance, strong mechanical properties, and an easy, reliable workflow.

Create parts that are stiff and strong with a surface finish that rivals injection molding. Grey Resin has a rich, matte color that captures fine features accurately.

Grey Resin V5 is a new material formulation that leverages the Form 4 Series to print three times faster than the previous version, while offering improved mechanical properties.

Clear Resin is an exceptionally clear and color-neutral 3D printing resin, offering an optimal balance of fast print speed, high accuracy, transparency, strong mechanical properties, and an easy, reliable workflow.

Clear Resin creates highly transparent and colorless parts that can be polished to near optical transparency. Create parts that are stiff and strong with a smooth surface finish that rivals acrylic.

Clear Resin V5 is a new material formulation that leverages the Form 4 ecosystem to print three times faster than the previous version, while offering improved clarity, color, and mechanical properties.

Black Resin is an exceptionally rich, deep black General Purpose Resin, offering an optimal balance of fast print speed, high accuracy, presentation-ready appearance, strong mechanical properties, and an easy, reliable workflow.

Create parts that are stiff and strong with a surface finish that rivals injection molding. Black Resin has a rich, matte shade that captures fine features accurately.

Black Resin V5 is a new material formulation that leverages the Form 4 Series to print three times faster than the previous version, while offering improved mechanical properties.

Fast Model Resin is Formlabs’ fastest resin, capable of printing at speeds of over 100 mm/h on Form 4 and 80 mm/h on Form 4L, empowering you to print large prototypes in less than two hours.

Fast Model Resin is the next generation of Draft Resin that leverages the Form 4 Series to print three times faster, while offering improved mechanical properties.

Flame Retardant Resin is a specialty UL 94 Blue Card-certified material for creating self-extinguishing and halogen-free parts with favorable flame, smoke, and toxicity (FST) ratings. Use FR Resin to easily 3D print flame-retardant, heat-resistant, stiff, and creep-resistant parts that will perform well long-term in indoor and industrial environments with high temperatures or ignition sources.

Tests and certifications include: UL 94 V-0 at 3 mm thickness for flammability; FAR 25.853 Appendix F, Part I for flammability; and ASTM E662 for FST. For full test results and certifications, see the Technical Data Sheet.

Embrace the future of ceramic engineering with the most affordable ceramic 3D printing ecosystem in the world. Leverage the power of 3D printing to manufacture your advanced ceramic components without expensive tooling, and reduce production costs and lead times while increasing design freedom.

Alumina 4N Resin is a high-density and high-purity technical ceramic 3D printing material with exceptional performance in extreme environments: thermally resistant, hard, abrasion-resistant, mechanically strong, and chemically inert.

Alumina 4N Resin has a total shelf life of 3 months at room temperature. Refrigerating your resin (at -25 – 4 °C) can add up to 12 months of additional shelf life.

Color Kit is the first integrated color mixing solution for resin 3D printing. It enables 3D printing in a range of colors without the manual work of finishing, dying, or painting.

Color Base Resin is the foundation to mix with any Color Kit pigment and create Color Resin. Restock on Color Base Resin to mix with any Color Kit pigment and create Color Resin.

Flexible 50A Resin is a soft, translucent elastomer with a 50A Shore durometer that is ideal for prototyping parts normally produced with softer rubbers and silicones.

Parts printed in Flexible 50A Resin will bend, stretch, compress, and hold up to repeated cycles without tearing, and spring back quickly to their original shape.

Rigid 10K Resin is a highly glass-filled and extremely stiff material that is similar to glass and fiber-filled thermoplastics. It prints with a smooth, matte, polished finish and is highly resistant to heat and chemicals.

Choose Rigid 10K Resin for precise industrial parts such as molds, jigs, dies, and other tooling for processes like injection molding, thermoforming, or blow molding, as well as functional prototypes and end-use parts requiring dimensional accuracy and stability under high temperatures and pressures.

Silicone 40A Resin is the first accessible 100% silicone 3D printing material, using Formlabs’ patent-pending Pure Silicone Technology™. Eliminate molding and labor-intensive casting processes and 3D print pure silicone parts in-house, in a matter of hours.

With this 40A Shore durometer material, you can fabricate soft, pliable, and durable parts with a 230% elongation at break and a 12 kN/m tear strength that can withstand repeated cycles of stretching, flexing, and compression.

Combine the high performance of silicone and the design freedom of 3D printing to create highly functional silicone parts with excellent chemical and thermal resistance (-25°C to 125°C), fine features as small as 0.3 mm, and complex geometries that are not possible with traditional methods.

ESD Resin is a specialty material for producing custom ESD-safe prototypes and production tooling to increase operational efficiency and improve the yield of electronics manufacturing lines. Parts printed in ESD Resin are static-dissipative and have high modulus and impact strength similar to ABS.

Choose ESD Resin to prototype and validate electronics production workflows, print static-dissipative parts that repel dust and powder, and create enclosures to protect sensitive electronics from static discharge.

Castable Wax Resin is a 20% wax-filled material for casting that can capture intricate features and offers a smooth surface finish for accurate castings with zero ash content and clean burnout. It is ideal for ultrafine structures in jewelry.

Castable Wax Resin offers high strength and stiffness, making it capable of printing ultrafine structures. The high green strength ensures excellent shape retention for thin patterns such as wire filigree.

Durable Resin V2 is a pliable, impact-resistant, and lubricious material for squeezable parts and low-friction assemblies. Parts printed in Durable Resin are robust and have low friction, with similar strength and stiffness to polyethylene (PE), and a coefficient of friction comparable to Delrin® (POM).

Choose Durable Resin V2 for squeezable prototypes, low-friction assemblies, and jigs and fixtures undergoing significant impacts.

Durable Resin V2 is compatible with Form 3 Series printers. Choose Tough 1000 Resin on Form 4 Series printers for an improved formulation with 5x higher fracture toughness, and improved temperature and creep resistance.

Flexible 80A Resin is a stiff, soft-touch, translucent elastomer with an 80A Shore durometer that is ideal for prototyping rubber-like parts with the flexibility of harder rubber or TPU.

Parts printed in Flexible 80A Resin can withstand bending, flexing, and compression, even through repeated cycles.

High Temp Resin is among the most heat-resistant resins, with a heat deflection temperature (HDT) of 238 °C at 0.45 MPa.

Choose High Temp Resin to print detailed, precise prototypes and end-use parts that require high thermal stability, such as molds and inserts, parts exposed to hot air, gas, and fluid flow, as well as heat-resistant mounts, housings, and fixtures.

Rigid 4000 Resin is a glass-filled resin that is precise and offers similar stiffness to PEEK and PEKK thermoplastics. It prints with a smooth, matte, polished finish and is highly resistant to heat and chemicals.

Choose Rigid 4000 Resin for stiff and strong engineering-grade prototypes, general load-bearing applications, and industrial parts that need to withstand significant loads without bending.

Precision Model Resin is a fast-printing material for the production of high-accuracy models, such as miniatures, figurines, or restorative models in dentistry. Create beautiful models with high opacity, beige color, and a smooth, matte finish to capture fine details.

Precision Model Resin is the next generation of Model Resin that leverages the Form 4 Series to print three times faster, while offering better accuracy and improved aesthetics.

Tough 2000 Resin V1 has similar strength and stiffness to ABS plastics, making it ideal for functional parts that are difficult to bend and will hold up with extended use. Choose Tough 2000 Resin V1 for prototyping strong and sturdy parts that should not bend easily, as well as jigs and fixtures requiring minimal deflection.

Tough 2000 Resin V1 is compatible with Form 3 and Form 4 Series printers. Choose Tough 2000 Resin V2 on the Form 4 Series for 3x higher fracture toughness, and improved temperature resistance, material longevity, and aesthetics.

Color Kit is the first integrated color mixing solution for resin 3D printing. It enables 3D printing in a range of colors without the manual work of finishing, dying, or painting.

Color Kit contains a Color Base cartridge and all five Color Pigments. Use Color Kit to mix and print matte, opaque parts in a range of colors without the manual work of finishing and painting.

Color Kit is the first integrated color mixing solution for resin 3D printing. It enables 3D printing in a range of colors without the manual work of finishing, dying, or painting.

Restock on Cyan Pigment to add blue hues to your Color Resin.

Color Kit is the first integrated color mixing solution for resin 3D printing. It enables 3D printing in a range of colors without the manual work of finishing, dying, or painting.

Restock on Magenta Pigment to add pink hues to your Color Resin.

Color Kit is the first integrated color mixing solution for resin 3D printing. It enables 3D printing in a range of colors without the manual work of finishing, dying, or painting.

Restock on White Pigment to create lighter shades of Color Resin.

Color Kit is the first integrated color mixing solution for resin 3D printing. It enables 3D printing in a range of colors without the manual work of finishing, dying, or painting.

Restock on Black Pigment to create darker shades of Color Resin.

Color Kit is the first integrated color mixing solution for resin 3D printing. It enables 3D printing in a range of colors without the manual work of finishing, dying, or painting.

Restock on Yellow Pigment to add yellow hues to your Color Resin.