Durable
Photopolymer Resin for Form 2
FLDUCL01 MATERIAL PROPERTIES
Prepared: 01/27/2017
To the best of our knowledge the information contained herein is accurate. However, Formlabs, Inc. makes no
warranty, expressed or implied, regarding the accuracy of these results to be obtained from the use thereof.
Rev 01 04.18.17
Durable was designed to simulate polypropylene (PP) plastic, with comparable low modulus
and high-impact strength. Use this wear-resistant, ductile material when parts require deformation
and a smooth, glossy finish. For best mechanical properties, we recommend post-curing prints.
Green
METRIC
2
Post-Cured
1
3
Green
IMPERIAL
2
1
Post-Cured
METHOD
3
Tensile Properties
Ultimate Tensile Strength 18.6 MPa 31.8 MPa 2.7 ksi 4.61 ksi
Tensile Modulus 0.45 GPa 1.26 GPa 65.7 ksi 183 ksi
Elongation 67 % 49 % 67 % 49 %
ASTM D 638-10
ASTM D 638-10
ASTM D 638-10
Flexural Properties
Flexural Stress at 5% Strain 4.06 MPa 27.2 MPa 0.59 ksi 3.95 ksi
Flexural Modulus 0.16 GPa 0.82 GPa 23.4 ksi 119 ksi
ASTM D 790-10, Procedure A
ASTM D 790-10, Procedure A
Impact Properties
IZOD Impact Strength 130.8 J/m 109 J/m 2.46 ft-lbf/in 2.05 ft-lbf/in
ASTM D 256-10, Test Method A
Temperature Properties
Heat Deflection Temp. @ 0.45 MPa < 30 °C 43.3 °C < 86 °F 110 °F
Thermal Expansion from 23 to 50°C
117.0 μm/m/°C 145.1 μm/m/°C 65.0 μin/in/°F 80.6 μin/in/°F ASTM E831-14
ASTM D 648-07, Method B
NOTES:
1
Material properties can vary with part geometry, print orientation, print settings, and temperature.
2
Data was obtained from green parts, printed using Form 2, 100 μm, Durable settings, without additional treatments.
3
Data was obtained from parts printed using Form 2, 100 μm, Durable settings and post-cured with 2.5 mW/cm² of 405 nm LED
light for 120 minutes at 60°C.
FORMLABS MATERIAL PROPERTIES – DURABLE: Photopolymer Resin for Form 2 3D Printers 2
SOLVENT COMPATIBILITY
Percent weight gain over 24 hours for a printed and post-cured 1 x 1 x 1 cm cube immersed
in respective solvent:
Mechanical Properties 24 HR WEIGHT GAIN (%)
Acetic Acid, 5 %
Acetone
Isopropyl Alcohol
Bleach, ~5 % NaOCl
Butyl Acetate
Diesel
Diethyl glycol monomethyl ether
Hydrolic Oil
Skydrol 5
Hydrogen Peroxide (3 %)
Isooctane
Mineral Oil, light
Mineral Oil, heavy
Salt Water (3.5 % NaCl)
Sodium hydroxide (0.025 %, pH = 10)
Water
Xylene
Strong Acid (HCI Conc)
1.3
sample cracked
5.1
< 1
7.9
< 1
7.8
< 1
1.3
1
< 1
< 1
< 1
< 1
< 1
< 1
6.5
distorted
FORMLABS MATERIAL PROPERTIES – DURABLE: Photopolymer Resin for Form 2 3D Printers 3
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