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Material Comparison
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Product Name / Manufacturer / Model
Grade
Reference Price
| Electrical performance | Test Condition | Test Method | MITSUI CHEM JAPAN/DX820 |
|---|---|---|---|
| Dielectric strength | ASTM D-149 | 65 KV/mm | |
| Dielectric constant | 100～1MHz | ASTM D-150 | 2.12 |
| Volume resistivity | ASTM D-257 | >10 Ωcm | |
| Dielectric dissipation factor | 23℃,1MHz | ASTM D-150 | 0.0012 |
| Water absorption rate | ASTM D-570 | 0.01 % | |
| mechanical properties | Test Condition | Test Method | MITSUI CHEM JAPAN/DX820 |
| elongation | Break | ASTM D-638 | 20 % |
| bending strength | ASTM D-790 | 360 kg/cm | |
| Suspended wall beam without notch impact strength | ASTM D-256 | --- kgcm/cm | |
| Rockwell hardness | ASTM D-785 | R80 | |
| Charpy Notched Impact Strength | ASTM D-256 | --- kgcm/cm | |
| Olsen rigidity | ASTM D-747 | 8.800 kg/cm | |
| tensile strength | Yield | ASTM D-638 | 230 kg/cm |
| Bending modulus | ASTM D-790 | 13.000 kg/cm | |
| tensile strength | ASTM D-638 | 175 kg/cm | |
| Physical properties | Test Condition | Test Method | MITSUI CHEM JAPAN/DX820 |
| melt mass-flow rate | 260℃,5kg | ASTM D-1238 | 180 g/10min |
| Melting temperature | MCI方法 | 240 °C | |
| thermal performance | Test Condition | Test Method | MITSUI CHEM JAPAN/DX820 |
| Shrinkage rate | 机械/Across Flow | MCI方法 | --- % |
| thermal conductivity | ASTM BS-847A | 4*10 calcm/seccm | |
| Burning rate | ASTM D-635 | 2.54 cm/min | |
| Vicat softening temperature | ASTM D-1525 | 173 °C | |
| Linear coefficient of thermal expansion | ASTM D-696 | 1.17*10 1/℃ | |
| Hot deformation temperature | 4.6kg/cm | ASTM D-648 | --- °C |
| specific heat | ASTM C-351 | 0.47 cal/g℃ | |
| Other performance | Test Condition | Test Method | MITSUI CHEM JAPAN/DX820 |
| Ambiguity degree | ASTM D-1746 | --- % | |
| Transmittance rate | ASTM D-1746 | --- % | |
| Refractive index | ASTM D-542 | --- ND |