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Product Name / Manufacturer / Model
Grade
Reference Price
| impact performance | Test Condition | Test Method | EMS-CHEMIE SWITZERLAND/BK-50 |
|---|---|---|---|
| Charpy Notched Impact Strength | 23℃23°C | ISO 179/1eA | 4 kJ/m² |
| -30℃-30°C | ISO 179/1eA | 3 kJ/m² | |
| Impact strength of simply supported beam without notch | 23℃23°C | ISO 179/1eU | 60 kJ/m² |
| -30℃-30°C | ISO 179/1eU | 35 kJ/m² | |
| thermal performance | Test Condition | Test Method | EMS-CHEMIE SWITZERLAND/BK-50 |
| Hot deformation temperature | 8.0 MPa，Unannealed1160 psi, Unannealed | ISO 75-2/C | 45 °C |
| Continuous use temperature | ---- 33 | ISO 2578 | 80.0 to 110 °C |
| Linear coefficient of thermal expansion | MDFlow | ISO 11359-2 | 0.000070 1/℃ |
| Continuous use temperature | ---- 44 | Internal Method | 160 °C |
| Linear coefficient of thermal expansion | TDTransverse | ISO 11359-2 | 0.000070 1/℃ |
| Hot deformation temperature | 1.8 MPa，Unannealed264 psi, Unannealed | ISO 75-2/A | 95 °C |
| Melting temperature | ISO 11357-3 | 222 °C | |
| Electrical performance | Test Condition | Test Method | EMS-CHEMIE SWITZERLAND/BK-50 |
| Volume resistivity | IEC 60093 | 10000000000000 ohms·cm | |
| Surface resistivity | IEC 60093 | -- ohms | |
| Dielectric strength | IEC 60243-1 | 36 KV/mm | |
| Physical properties | Test Condition | Test Method | EMS-CHEMIE SWITZERLAND/BK-50 |
| density | ISO 1183 | 1.55 g/cm³ | |
| Shrinkage rate | TDAcross Flow | ISO 294-4 | 0.8 % |
| Water absorption rate | Saturation，23℃Saturation, 73°F | ISO 62 | 5 % |
| Equilibrium，23℃，50% RHEquilibrium, 73°F, 50% RH | ISO 62 | 1.5 % | |
| Shrinkage rate | MDFlow | ISO 294-4 | 0.7 % |
| mechanical properties | Test Condition | Test Method | EMS-CHEMIE SWITZERLAND/BK-50 |
| Nominal tensile fracture strain | ISO 527-2 | 8 % | |
| Tensile strain | YieldYield | ISO 527-2 | 4 % |
| Tensile modulus | ISO 527-2 | 6100 Mpa | |
| tensile strength | YieldYield | ISO 527-2 | 95 Mpa |
| flame retardant performance | Test Condition | Test Method | EMS-CHEMIE SWITZERLAND/BK-50 |
| Flammability level | UL 94 | HB |