SIPOLPRENE® 40171 is an ether ester thermoplastic elastomer (TPC-ET), developed and manufactured by SIPOL®, with a nominal hardness of Shore D 38 and a rheological behaviour, which makes it suitable for injection molding and extrusion processing.
SIPOLPRENE® 40171 comes in a natural colour with a standard stabilisation package, fully in compliance with American FDA and European EU 10/2011 Food Contact Regulations.
Black colour and/or UV stabilised and/or heat stabilised are all available in dry blend version on request.

Fast crystallization
Density | ASTM D 792 │ ISO 1183 | g/cm3 | 1,18 |
Hardness instantaneous / 15 s | ASTM D 2240 │ ISO 868 | Shore D | 38/36 |
Stress at break | ASTM D 638 │ ISO 527 | MPa | 23 |
Elongation at break | ASTM D 638 │ ISO 527 | % | 380 |
Flexural modulus | ASTM D 790 │ ISO 178 | MPa | 55 |
Tear strength | ASTM D 1004 | N/mm | 105 |
Melting temperature | ASTM D 3418 │ ISO 11357-3 | °C | 170 |
Glass transition temperature | ASTM D 3418 │ ISO 11357-2 | °C | -35 |
Vicat A/50 | ASTM D 1525 │ ISO 306 | °C | 103 |
Abrasion resistance | ASTM D 1044 (Taber H-18 1Kg) | mg/1000 rev | 120 |
Water absorption (23°C x 24 h immersion) | MI 08 | % | 3,2 |
Viscosity – MFI 190°C 2.16 Kg | ASTM D 1238 │ ISO 1133 | g/10 min | 10 |
Izod impact resistance/notched (23°C) | ASTM D 256 │ ISO 180 | J/m | No break |
Izod impact resistance/notched (-40°C) | ASTM D 256 │ ISO 180 | J/m | 15 |
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