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Rulon Bearings

Covestro Desmopan® 3378A TPU
Categories: Polymer; Thermoplastic; Polyurethane, TP
Material Notes: Extrusion grade; Hoses, non-reinforced

Mechanical property data for samples at 50% RH.

Information provided by Covestro
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Mechanical PropertiesMetricEnglishComments
Hardness, Shore A 8080ISO 868
Tensile Strength, Ultimate 43.0 MPa6240 psi200 mm/min; DIN 53504
Elongation at Break 684 %684 %200 mm/min; DIN 53504
Tensile Modulus  0.0120 GPa
@Temperature 60.0 °C		1.74 ksi
@Temperature 140 °F		storage; ISO 6721-1,-4
 0.0220 GPa
@Temperature 20.0 °C		3.19 ksi
@Temperature 68.0 °F		storage; ISO 6721-1,-4
 0.0460 GPa
@Temperature -20.0 °C		6.67 ksi
@Temperature -4.00 °F		storage; ISO 6721-1,-4
100% Modulus 3.90 MPa
@Strain 100 %		566 psi
@Strain 100 %		200 mm/min; DIN 53504
200% Modulus 9.70 MPa
@Strain 200 %		1410 psi
@Strain 200 %		200 mm/min; DIN 53504
Rebound 57 %57 %Resilience; ISO 4662
Tear Strength 67.0 kN/m382 pli500 mm/min; ISO 34-1
Abrasion 3131mm3; ISO 4649 method A
Compression Set  9.0 %
@Temperature 70.0 °C,
Time 86400 sec		9.0 %
@Temperature 158 °F,
Time 24.0 hour		DIN ISO 815-1, Method C
 16 %
@Temperature 70.0 °C,
Time 86400 sec		16 %
@Temperature 158 °F,
Time 24.0 hour		ISO 815
 46 %
@Temperature 23.0 °C,
Time 259000 sec		46 %
@Temperature 73.4 °F,
Time 72.0 hour		ISO 815
 
Processing PropertiesMetricEnglishComments
Melt Temperature 200 - 220 °C392 - 428 °FExtrusion
 210 - 230 °C410 - 446 °FInjection
Mold Temperature 20.0 - 40.0 °C68.0 - 104 °F
Drying Temperature 90.0 °C194 °F

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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