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Material Selection Guide

Name Impact Stiffness Humitity/Water Heat Durability Apperance Details Description/Application
11122 XC Somos Good Excellent Excellent Sensitive Moderate Transparent Excellent Rigid Resin similar to Polycarb
Somos Evolve Excellent Good Moderate Sensitive Excellent Ivory Good Tough Resin similar to ABS

Somos® EvoLVe 128

Somos® EvoLVe 128

Process: Stereolithography
EvoLVe 128 is a durable high strength stereolithography material that procudes accurate, high-detailed parts.  Ideal applications include parts for functional testing applications, jigs and fixtures, and Snap fit designs.

MECHANICAL PROPERTIES TEST METHOD METRIC IMPERIAL
Tensile Modulus ASTM D638M 2,964 MPa 430 ksi
Tensile Strength at Yield ASTM D638M 56.8 MPa 8.2 ksi
Elongation at Break ASTM D638M 11% 11%
Flexural Modulus ASTM D2240 2,654 MPa 385 ksi
Izod Impact-Notched ASTM D256A 38.9 J/m 0.729 ft-lb/in
Hardness D2240 82D 82D
Water Absorption D570-98 0.4% 0.4%
THERMO PROPERTIES TEST METHOD METRIC IMPERIAL
C.T.E. -40 - 0°C (-40 - 32°F) ASTM E831-05 56.5 μm/m°C 31.4 μin/in°F
C.T.E. 0 - 50°C (32 - 122°F) ASTM E831-05 76.5 μm/m°C 42.5 μin/in°F
C.T.E. 50 - 100°C (122 - 212°F) ASTM E831-05 163 μm/m°C 90.8 μin/in°F
C.T.E. 100 - 150°C (212 - 302°F) ASTM E831-05 174 μm/m°C 96.5 μin/in°F
Heat Deflection Temperature @ 0.46 MPa ASTM D648 52.3 deg. C 126 deg. F
 Heat Deflection Temperature @ 01.81 MPa  ASTM D648  49.6 deg. C  121 deg. F
ELECTRICAL PROPERTIES TEST METHOD METRIC IMPERIAL
Dielectric Constant 60Hz ASTM D150-98 3.9 3.9
Dielectric Constant 1KHz ASTM D150-98 3.7 3.7
Dielectric Constant 1MHz ASTM D150-98 3.5 3.5
Dielectric Strength ASTM D149-97A 31 kV/mm 788 V/mil
Note:  The information on the material properties was obtained from DSM Somos, a unincorporated subsidiary of DSM Desotech Inc.  Somos and Oxetane Advantage are registered tradmarks of DSM Somos.  SICAM Corporation expressly disclaims any product warranties and cannot garantee the accuracy of the information presented.

Somos® WaterShed XC11122

Process: Stereolithography
Somos 11122 is a tough low viscosity stereolithography material that procudes water-resistant, clear, ABS like parts. Ideal applications include wind tunnel testing, fluid flow analysis, and clear bottles.

MECHANICAL PROPERTIES TEST METHOD METRIC IMPERIAL
Tensile Strength ASTM D638M 47.1 - 53.6 MPa 6831 - 7774 psi
Elongation at Break ASTM D638M 11 - 20 % 11 - 20 %
Elongation at Yield ASTM D638M 3.3 - 3.5% 3.3 - 3.5%
Modulus of Elasticity ASTM D638M 2,650 - 2,880 MPa 384 - 418 kpsi
Flexural Strength ASTM D790M 63.1 - 74.2 MPa 9,152 - 10,756 psi
Flexural Modulus ASTM D790M 2,040 - 2,370 MPa 296 - 344 kpsi
Izod Impact-Notched ASTM D256A 0.2 - 0.3 J/cm 0.4 - 0.6 ft lb/in
Index of Refraction ASTM D542 1.512 - 1.515 1.513 - 1.515
Graves Tear ASTM D1004 150,288 N/m 833 - 858 lbf/in
Water Absorption ASTM D570-98 0.35% 0.35%
THERMO PROPERTIES TEST METHOD METRIC IMPERIAL
C. T. E. 10°F – 32°F ASTM E831-00 66 - 67 μm/m-°C 37 μin/in-°F
C. T. E. 32°F – 60°F ASTM E831-00 90 - 96 μm/m-°C 50 - 53 μin/in-°F
C. T. E. 60°F – 88°F ASTM E831-00 170 - 189 μm/m-°C 94 - 105 μin/in-°F
C. T. E. 88°F – 115°F ASTM E831-00 185 - 189 μm/m-°C 103 - 105 μin/in-°F
Tg ASTM E1545-00 39 - 46 °C 102 - 109 °F
Heat Deflection Temperature @ 0.46 MPa ASTM D648-98c 45.9 - 54.5 °C 115 - 130 °F
 Heat Deflection Temperature @ 01.81 MPa  ASTM D648-98c  49.0 -49.7 °C 120 °F
ELECTRICAL PROPERTIES TEST METHOD METRIC IMPERIAL
Dielectric Constant 60Hz ASTM D150-98 3.9 - 4.1 3.9 - 4.1
Dielectric Constant 1KHz ASTM D150-98 3.7 - 3.9 3.7 - 3.9
Dielectric Constant 1MHz ASTM D150-98 3.4 - 3.5 3.4 - 3.5
Dielectric Strength ASTM D149-97A 15.4 - 16.3 kV/mm 390 - 413 V/mil
Note:  The information on the material properties was obtained from DSM Somos, a unincorporated subsidiary of DSM Desotech Inc.  Somos and Oxetane Advantage are registered tradmarks of DSM Somos.  SICAM Corporation expressly disclaims any product warranties and cannot garantee the accuracy of the information presented.