| About |
|---|
| TECHNYL® B 238 Black 21N is an unfilled copolyamide 6.6/6, impact modified, for injection moulding. This product offers an excellent notched impact resistance, even at low temperature.&& |
| Product Description | |
|---|---|
| Supplier | DOMO |
| Generic | PA66/6 |
| Material Status | Commercial: Active |
| Features | HB,Heat Stabilized,High impact resistance |
| Availabilitys | Africa & Middle East ,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.09 | g/cm³ | ISO 1183/A |
| Water absorption rate | |||
| 23℃，24hr | 1.4 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| 23℃ | 2300 | MPa | ISO 527-2/1A |
| tensile strength | |||
| Fracture, 23 ℃ | 50.0 | MPa | ISO 527-2/1A |
| Yield, 23 ℃ | 60.0 | MPa | ISO 527-2/1A |
| Tensile strain | |||
| Fracture, 23 ℃ | 50 | % | ISO 527-2 |
| Yield, 23 ℃ | 5.0 | % | ISO 527-2 |
| Bending modulus | |||
| 23℃ | 2000 | MPa | ISO 178 |
| bending strength | |||
| 23℃ | 80.0 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 8.0 | kJ/m² | ISO 179/1eA |
| Charpy Unnotch Impact strength | |||
| 23℃ | No Break | ISO 179/1eU | |
| Impact strength of cantilever beam notch | |||
| 23℃ | 7.0 | kJ/m² | ISO 180 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 62.0 | ℃ | ISO 75-2/Af |
| Melting temperature | 242 | ℃ | ISO 11357-3 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 5.0E+15 | ohms | IEC 60093 |
| Volume resistivity | 1.0E+16 | ohms·cm | IEC 60093 |
| Dielectric strength | |||
| 2 mm | 32 | kV/mm | IEC 60243-1 |
| Dissipation factor | 0.020 | IEC 60250 | |
| Compared to the leakage tracing index | IEC 60112 | ||
| Solution A | 500 | V | IEC 60112 |
| Solution B | 475 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 1.60 mm | HB | UL 94 | |
| Extreme oxygen index | 21 | % | ISO 4589-2 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| drying temperature | 80 | °C | |
| Recommended maximum moisture content | 0.20 | % | |
| Temperature at the rear of the barrel | 250 to 260 | °C | |
| Temperature in the middle of the barrel | 255 to 265 | °C | |
| Front temperature of material barrel | 265 to 275 | °C | |
| Mold temperature | 60 to 80 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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