ProtoGen™ 18420


Accurate RTV patterns, durable concept models, highly accurate and humidity & temperature resistant parts.


SLA materials mimic a wide array of engineering plastics, elastomers and composites. This material creates accurate, easy-to-clean white parts, ideal for automotive and medical applications.


Durable. Highly accurate. Humidity and temperature resistant.

Technical Data
Property ASTM Metric Units UV Postcure Metric Units UV & Thermal Postcure
Tensile Strength D638M 42.2-43.8 MPA 66.1-68.1 MPa
Modulus of Elasticity, Youngs Modulus D638M 2180-2310 MPa 2,880-2,960 MPa
Elongation at Break (%) D638M 8-16% 6-9%
Flexural Strength D790M 66.7-70.5 MPA 84.9-87.7 MPa
Flexural Modulus D790M 1,990-2,130 MPA 1,280-2,340 MPa
IZOD Impact (notched) D256A 0.20-0.22 J/m .15-.18 J/m
Heat Deflection Temperature
@ 0.45 MPa/66 psi, (°C)
D648 53-56 °C 93-98 °C

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