s-mart HPU ((hydrolysis resistant polyurethane) on the basis of polyester)
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- Deutsch: Hydrolysebeständiges Polyurethan
Physical Properties
| Name | Value | Nominal range | Method and conditions |
|---|---|---|---|
| density | 1.2 g/cm³ | 1.19 – 1.21 g/cm³ | DIN 53479 |
| Mechanical properties | |||
| abrasion loss | 17 mm³ | DIN 53516 | |
| compression set | < 27 % | 70°C / 24h, 20 % compression | |
| < 33 % | 100°C / 24h, 20 % compression | ||
| 20 % | DIN ISO 815, 70°C/70h, 10 % compression | ||
| rebound resilience | 29 % | DIN 53512 | |
| Shore hardness (type A) | 95 Shore A | 93 – 97 Shore A | DIN 53505 |
| Shore hardness (type D) | 48 Shore D | 45 – 51 Shore D | DIN 53505 |
| tear strength | > 100 N/mm | DIN 53515 | |
| tensile strain at break | > 330 % | DIN 53504 | |
| tensile strength | > 50 N/mm² | DIN 53504 | |
| tensile stress | > 13 N/mm² | DIN 53504, 100 % Dehnung | |
| Thermal properties | |||
| application temperature | -20 – 110 °C | ||
Chemical Properties
| Name | Value | Method and conditions |
|---|---|---|
| chemical resistance | mineral oil based: suitable | RT |
| mineral oil based: suitable | 60 °C | |
| HFA-E water + oil emuls.: suitable | RT | |
| HFA-E water + oil emuls: suitable | 60 °C | |
| water: suitable | RT | |
| water: suitable | 60 °C |
Producer
seal-mart GmbH
Dipl. Ing. hans-peter schoeffauer
+4366426477
Request via e-mail
Website | Further details | Show the materials of seal-mart GmbH
Data Provided by
seal-mart GmbH
Dipl. Ing. hans-peter schoeffauer
+4366426477
Request via e-mail
Website | Further details | Show the materials of seal-mart GmbH
the mentioned data are only valid for test pieces of the corresponding ISO, DIN and ASTM standards and cannot be directly related to gaskets and joints. the values which are marked with the symbols greater than (≥) and smaller than (≤) are nominal values and must be fulfilled of each batch. all values which are not marked are typical values which are only tested on selected samples.
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