polyurethane cast system (PUR GS)

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

Reacting in mould (RIM).
Foamed moulding parts up to 50 kg and casted parts up to 65 kg

Material number   2851  
Density ISO 1183 1,17 g/cm3

Mechanical properties

Stress at yield ISO 527 45 MPa
Elongation at break ISO 527 23 %
Tensile modulus ISO 527 1300 MPa
Hardness Shore (A/D) or Rockwell (R/L/M) ISO 868, ISO 2039-2 D74 -

Electrical properties

Volume resistivity IEC 60093 9E11 Ohm m
Surface resistivity IEC 60093 1013 Ohm
Comparative tracking index IEC 60112 600 -

Thermal properties

Thermal conductance DIN 52 612 0,245 W/K m
Linear thermal expansion along|cross to direction of flow ISO 11359 110 10-6/K
Heat distortion temperature A ISO 75 HDT/A (1.8 MPa) 55 C
Heat distortion temperature B ISO 75 HDT/B (0,45 MPa) 67 C
Short time use temperature   120 C
Continuous use temperature   80 C
Minimal use temperature   -40 C

Other properties

Water absorption ISO 62 3,3 %
Transparency (opaque/translucent/clear)   opaque  
Raw material   Baydur GS (Bayer)  

This datasheet is a print-out of the material database RIWETA 4.1 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.

Hüttig GmbH
Technische Kunststoffteile
D-07774 Dornburg-Camburg

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