Technical datasheet

Tough 1500 Resin

Supplied byFormlabs- Last Updated on Dec 8, 2025

Tough 1500 Resin by Formlabs is a resilient material that balances stiffness and ductility, delivering polypropylene-like toughness for functional, impact-resistant parts.
  • It is designed for parts requiring both flexibility and rigidity.
  • It is suitable for rugged housings, enclosures and components that use self-tapping screws or snap-fit joints.
  • Tough 1500 Resin offers high resistance to fractures, impacts, and shattering.
  • It provides 10× higher fracture toughness than the previous version when printed on the Form 4 Series.
  • It supports the creation of durable jigs, fixtures and end-use components.
  • It helps in producing functional prototypes that must withstand repeated mechanical stress.
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Tough 1500 Resin properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Elongation at Yield0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Flexural Strength0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore D0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Notched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Unnotched Charpy0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength,Notched Izod0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength,Unnotched Izod0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength, Ultimate0.0 Visible After LoginVisible After LoginVisible After Login

Other properties

PropertiesValue & unitTest conditionTest method
Density, Liquid0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Gardner0.0 Visible After LoginVisible After LoginVisible After Login
Impact Strength, Gardner0.0 Visible After LoginVisible After LoginVisible After Login
Tensile Strength at Yield0.0 Visible After LoginVisible After LoginVisible After Login
Viscosity0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
Density,Bulk0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
CTE, Linear0.0 Visible After LoginVisible After LoginVisible After Login
Deflection Temperature at 0.45 MPa0.0 Visible After LoginVisible After LoginVisible After Login
Deflection Temperature at 1.8 MPa0.0 Visible After LoginVisible After LoginVisible After Login

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