| About |
|---|
| Vyncolit® 4221XB is an organic and mineral filled phenolic molding compound with good mechanical properties in combination with good electrical and heat insulation properties.&& |
| Product Description | |
|---|---|
| Supplier | SBHPP |
| Generic | 酚醛树脂 |
| Material Status | Commercial: Active |
| Features | Thermal insulation,Insulation |
| Availabilitys | Africa & Middle East ,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.50 | g/cm³ | ISO 1183 |
| Apparent density | 0.55 | g/cm³ | ISO 60 |
| Shrinkage rate | 0.57 | % | ISO 2577 |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 50% RH | 0.19 | % | ISO 62 |
| Post contraction | 0.13 | % | ISO 2577 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 9000 | MPa | ISO 527-2 |
| tensile strength | 62.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 0.88 | % | ISO 527-2 |
| Bending modulus | 8000 | MPa | ISO 178 |
| bending strength | 126 | MPa | ISO 178 |
| compressive strength | 235 | MPa | ISO 604 |
| Fracture bending strain | 1.5 | % | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | 2.4 | kJ/m² | ISO 179 |
| Charpy Unnotch Impact strength | 8.6 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 174 | ℃ | ISO 75-2/Af |
| Linear coefficient of thermal expansion | TMA | ||
| MD | 2.7E-5 | 1/℃ | TMA |
| TD | 6.2E-5 | 1/℃ | TMA |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 2.4E+13 | ohms | IEC 60093 |
| Volume resistivity | 1.7E+15 | ohms·cm | IEC 60093 |
| Dielectric strength | 34 | kV/mm | IEC 60243-1 |
| Compared to the leakage tracing index | 200 | V | IEC 60112 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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