PUR elastomer (TPU 80A)

We use this material in the following process(es):

Injection moulding.
Injection moulded parts up to 16.000 g

Material number   2636  
Density ISO 1183 1,22 g/cm3

Mechanical properties

Stress at yield ISO 527 3 MPa
Tensile strength ISO 527 45 MPa
Elongation at break ISO 527 >300 %
Tensile modulus ISO 527 15 MPa
Hardness Shore (A/D) or Rockwell (R/L/M) ISO 868, ISO 2039-2 A81 -
Izod notched impact strength at 23 °C ISO 180/1A NB KJ/m2
Charpy notched impact strength at 23 °C ISO 179/1eA NB KJ/m2

Electrical properties

Dielectric constant at 50 Hz IEC 60250 8,2 -
Dielectric constant at 1 MHz IEC 60250 5,9 -
Dissipation factor at 50 Hz IEC 60250 360 1E-4
Dissipation factor at 1 MHz IEC 60250 1120 1E-4
Dielectric strength IEC 60243-1 39 kV/mm
Thickness for electric strength   1 mm
Volume resistivity IEC 60093 1,00E+09 Ohm · m
Surface resistivity IEC 60093 1,00E+14 Ohm
Comparative tracking index IEC 60112 600 -

Thermal properties

Thermal conductance DIN 52 612 0,19 W/K m
Linear thermal expansion along|cross to direction of flow ISO 11359 200 10-6/K
Heat distortion temperature A ISO 75 HDT/A (1.8 MPa) na °C
Heat distortion temperature B ISO 75 HDT/B (0,45 MPa) na °C
Short time use temperature   100 °C
Continuous use temperature   80 °C
Minimal use temperature   -30 °C

Other properties

Humidity absorption at 23°C/50% ISO 62 0,5 %
Water absorption ISO 62 1,4 %
Flammability UL 94 IEC 60695-11-10 HB -
Thickness for UL 94   0,8 mm
Transparency (opaque/translucent/clear)   opaque  
Raw material   Elastollan 1180A (Elastogran)  
NB: test specimen not broken
na: not applicable

This datasheet is a print-out of the material database RIWETA 4.0 and is intended for personal use only.

The figures in this datasheet are guide values. The values are affected by processing conditions, modifications, additives and environmental conditions and they do not release you from the obligation to check the validity and to undertake tests on your own. The information given is based on our state of knowledge. The material data is not to be construed as guaranteeing specific properties and the data can not be used to deduce the suitability for a particular application.

It remains the responsibility of the user of our products not to infringe patent rights and to comply with existing laws and regulations.

LPM s.r.o.
Technické díly z plastů
Koněvova 536
CZ-506 11 Jičín

© 2008 by LPM s.r.o., Technické díly z plastů
Koněvova 536, CZ-506 11 Jičín, Česka republika, info@lpm.cz