Material Comparison
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Grade
Reference Price
| mechanical properties | Test Condition | Test Method | MITSUI CHEM JAPAN/A335K BK |
|---|---|---|---|
| Rockwell hardness | ASTM D-785 | 110 M Scale | |
| Bending modulus | dry(moist) | ASTM D-790 | 12000(11000) Mpa |
| bending strength | dry(moist) | ASTM D-790 | 360(320) Mpa |
| tensile strength | dry(moist) | ASTM D-638 | 240(220) Mpa |
| Impact strength of cantilever beam gap | dry(moist) | ASTM D-256 | 130(150) J/m |
| elongation | dry(moist) | ASTM D-638 | 3(3) % |
| Other performance | Test Condition | Test Method | MITSUI CHEM JAPAN/A335K BK |
| Glass fiber content | 35 % | ||
| thermal performance | Test Condition | Test Method | MITSUI CHEM JAPAN/A335K BK |
| Glass transition temperature (Tg) | 125 °C | ||
| UL flame retardant rating | UL 94 | HB | |
| Linear coefficient of thermal expansion | ASTM D-696 | 2.0 | |
| Hot deformation temperature | HDT | ASTM D-648 | 310 °C |
| Melting temperature | 320 °C | ||
| Electrical performance | Test Condition | Test Method | MITSUI CHEM JAPAN/A335K BK |
| Dielectric strength | dry | ASTM D-149 | 27 KV/mm |
| Dissipation factor | 10 | ASTM D-150 | 0.018 |
| Dielectric constant | 10 | ASTM D-150 | 4.5 |
| Volume resistivity | dry | ASTM D-257 | 10 Ω.cm |
| Physical properties | Test Condition | Test Method | MITSUI CHEM JAPAN/A335K BK |
| Shrinkage rate | 2mmt | ASTM D-955 | 0.3 % |
| Basic Performance | Test Condition | Test Method | MITSUI CHEM JAPAN/A335K BK |
| Water absorption rate | 23℃ | ASTM D-570 | 0.3 % |
