Polystone® D is a high-molecular polyethylene (PE-HMW/PE 500) which is outstanding for its good mechanical properties such as scratch- and cut resistance and excellent acid resistance. The material is used in various branches of industry such as the foodstuffs and bottling industry or in medical technology.
Test Method | Unit | Guideline Value | |
---|---|---|---|
Density | DIN EN ISO 1183-1 | g / cm3 | >0,95 |
Water absorption | DIN EN ISO 62 | % | 0,01 |
Flammability (Thickness 3 mm / 6 mm) | UL 94 | HB |
Test Method | Unit | Guideline Value | |
---|---|---|---|
Yield stress | DIN EN ISO 527 | MPa | >27 |
Elongation at break | DIN EN ISO 527 | % | >50 |
Tensile modulus of elasticity | DIN EN ISO 527 | MPa | >1200 |
Shore hardness | DIN EN ISO 868 | scale D | 65 |
Test Method | Unit | Guideline Value | |
---|---|---|---|
Melting temperature | ISO 11357-3 | °C | 130 ... 135 |
Thermal conductivity | DIN 52612-1 | W / (m * K) | 0,40 |
Thermal capacity | DIN 52612 | kJ / (kg * K) | 1,90 |
Coefficient of linear thermal expansion | DIN 53752 | 10-6 / K | 150 ... 230 |
Service temperature, long term | Average | °C | -100 … 80 |
Service temperature, short term (max.) | Average | °C | 80 |
Vicat softening temperature | DIN EN ISO 306, Vicat B | °C | 79 |
Test Method | Unit | Guideline Value | |
---|---|---|---|
Dielectric constant | IEC 60250 | 2,3 | |
Dielectric dissipation factor (106 Hz) | IEC 60250 | 0,0002 | |
Volume resistivity | DIN EN 62631-3-1 | Ω * cm | >1014 |
Surface resistivity | DIN EN 62631-3-2 | Ω | >1014 |
Comparative tracking index | IEC 60112 | 600 | |
Dielectric strength | IEC 60243 | kV / mm | >40 |