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3D Systems DuraForm® Flex Thermoplastic Elastomer for SLS® Systems

Category Polymer , Rapid Prototyping Polymer , Thermoplastic , Elastomer, TPE
Manufacturer 3D Systems Corporation
Trade Name Duraform®
Port Ningbo port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
Download PDF 3D Systems DuraForm® Flex Thermoplastic Elastomer for SLS® Systems.pdf
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Material Notes:
Thermoplastic elastomer material with rubber-like flexibility and functionality. For use with all selective laser sintering SLS® systems.ApplicationsAthletic footwear and equipmentGaskets, hoses and sealsSimulate thermoplastic elastomer, cast urethane, silicone and rubber parts“Soft-touch,” overmolded gripsParts requiring rubber-like flexibility and durabilityForm, fit, or functional prototypesParts that require joining with adhesivesComplex production and prototype plastic partsAppropriate for low- to mid-volume rapid manufacturingAll information provided by 3D Systems.
Physical Properties Metric English Comments
Bulk Density 0.440 g/cc
0.0159 lb/in³
tap; ASTM D4164
Mechanical Properties Metric English Comments
Hardness, Shore A 45 - 75

@Temperature 23.0 °C
45 - 75

@Temperature 73.4 °F
ASTM D2240
Tensile Strength, Ultimate 1.80 MPa
261 psi
as sintered; ASTM D638
2.30 MPa
334 psi
infiltrated with flexseal (8-dip process); ASTM D638
Elongation at Break 110 %
110 %
ASTM D638
151 %
151 %
ASTM D638
Tensile Modulus 0.00740 GPa
1.07 ksi
as sintered; ASTM D638
0.00920 GPa
1.33 ksi
infiltrated with flexseal (8-dip process); ASTM D638
Flexural Modulus 0.00590 GPa

@Temperature 23.0 °C
0.856 ksi

@Temperature 73.4 °F
ASTM D790
0.00780 GPa

@Temperature 23.0 °C
1.13 ksi

@Temperature 73.4 °F
ASTM D790
Tear Strength 15.1 kN/m

@Temperature 23.0 °C
86.2 pli

@Temperature 73.4 °F
Die C; initial; as sintered
15.4 kN/m

@Temperature 23.0 °C
87.9 pli

@Temperature 73.4 °F
Die C; initial; infiltrated with flexseal (8-dip process)
Taber Abrasion, mg/1000 Cycles 83.5

@Load 1.00 kg
83.5

@Load 2.20 lb
CS-17 wheel; ASTM D4060
Thermal Properties Metric English Comments
Melting Point 192 °C
378 °F
DSC
Electrical Properties Metric English Comments
Volume Resistivity 1.30e+14 ohm-cm
1.30e+14 ohm-cm
ASTM D257
Surface Resistance 1.10e+14 ohm
1.10e+14 ohm
ASTM D257
Dielectric Constant 1.85

@Frequency 1000 Hz
1.85

@Frequency 1000 Hz
ASTM D150
Dielectric Strength 1.90 kV/mm
48.3 kV/in
ASTM D149
Dissipation Factor 0.0030

@Frequency 1000 Hz
0.0030

@Frequency 1000 Hz
ASTM D150
Descriptive Properties Value Comments
Bursting Strength, Straight (MPa) 0
23ºC, 25mm ID x 2mm thick x 300mm long hose; No Infiltration
0.076
23ºC, 25mm ID x 2mm thick x 300mm long hose; FlexSeal Infiltration
0.21
23ºC, 25mm ID x 2mm thick x 300mm long hose; Two-Part Polyurethane Infiltration
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