Temperature resistant, strong, and accurate

EPX 81 is our most accurate high strength rigid material, with mechanical properties comparable to 20% glass-filled PBT. It has a heat deflection temperature of 140°C and excellent abrasion resistance, making it useful in a variety of automotive, industrial, and consumer product settings.

EPX is comparable to glass-filled PBT.

Mechanical Properties

EPX 81 has mechanical properties similar to glass-filled PBT, a material commonly used in electrical connector fabrication. It has outstanding abrasion resistance, and the tensile test below demonstrates its strength and stiffness as it withstands over 88 MPa of stress before breaking.

Ultimate Tensile Strength

88 ± 3 MPa

Elongation At Break

5.2 ± 0.7%

Young's Modulus

3140 ± 105 MPa

Impact Strength (Notched)

23 ± 5 J/m

Heat Deflection Temperature

140 °C

Material qualifications

Our materials are breaking new ground in additive manufacturing. CLIP enables 3D printing with novel classes of polymers, including complex chemistries such as polyurethane and cyanate ester-based resins. The result is a diverse and growing selection of materials reflecting common engineering requirements. The data speaks for itself — our materials make us different.

Download our Technical Data and Safety Sheets

EPX family technical data and safety sheets

EPX 81 basic biocompatibility results