Durostone® EPC 203
GFK-EP
Durostone® EPC 203 is a fiber reinforced plastic whose glass reinforcement is based on tissue. It is characterized by good mechanical and electrical properties and meets the thermal class F.
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Characteristics
- Good mechanical properties
- Good electrical properties
- Epoxy (EP) resin matrix reinforced with an e-glass fine fabric
Variants
Technical Specifications Durostone® EPC 203
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Density | ISO 1183 | g / cm3 | 1,85 |
| Flexural strength ┴ | ISO 178 | MPa | 450 |
| Flexural strength ┴ +150°C | ISO 178 | MPa | 230 |
| Modulus of elasticity in flexion ┴ | ISO 178 | MPa | 23000 |
| Modulus of elasticity in flexion ┴ +150°C | ISO 178 | MPa | 18000 |
| Compressive strength ┴ | ISO 604 | MPa | 500 |
| Tensile strength II | ISO 527 | MPa | 350 |
| Impact strength II (Charpy) | ISO 179 | kJ / m2 | 100 |
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Temperature index | IEC 60216 | T.I. | 155 |
| Insulation class | IEC 60085 | / | F |
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Water absorption (4mm thickness) | ISO 62 | % | 0,1 |
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Electric strength 90°C under oil ┴ | IEC 60243 | kV / mm | 16 |
| Electric strength 90°C under oil II | IEC 60243 | kV/25mm | 70 |
| Insulation resistance | IEC 60167 | Ω | 1014 |
| Specific surface resistance | IEC 60093 | Ω | 5 x 1010 |
| Comparative tracking index | IEC 60112 | CTI | 180 |
| Insulation resistance after 24 h water immersion | IEC 60167 | Ω | 1012 |
