Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
POM HC750 ASAHIKASEI ZHANGJIAGANG
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Engineering accessories、Shell、Engine parts
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Plastic Datasheets
| hardness | Test Condition | Test Method | ASAHIKASEI ZHANGJIAGANG/HC750 |
|---|---|---|---|
| Rockwell hardness | M级 | ASTMD785 | 90 |
| R级 | ASTMD785 | 117 |
| Mechanical properties | Test Condition | Test Method | ASAHIKASEI ZHANGJIAGANG/HC750 |
|---|---|---|---|
| Tensile stress | -- | ASTMD638 | 68.0 Mpa |
| Flexural modulus | -- | ASTMD790 | 2850 Mpa |
| Tensile stress | 屈服 | ISO527-2 | 68.0 Mpa |
| Tensile modulus | ISO527-2 | 3000 Mpa | |
| Flexural modulus | -- | ISO178 | 2800 Mpa |
| elongation | 断裂 | ASTMD638,ISO527-2 | 30 % |
| bending strength | ASTMD790 | 100 Mpa |
| Electrical performance | Test Condition | Test Method | ASAHIKASEI ZHANGJIAGANG/HC750 |
|---|---|---|---|
| Volume resistivity | 23°C | ASTMD257 | 1.0E+15到1.0E+16 ohms·cm |
| Surface Resistivity | ASTMD257 | 1.0E+16到1.0E+17 ohms |
| flammability | Test Condition | Test Method | ASAHIKASEI ZHANGJIAGANG/HC750 |
|---|---|---|---|
| UL flame retardant rating | 0.75mm | UL94 | HB |
| physical property | Test Condition | Test Method | ASAHIKASEI ZHANGJIAGANG/HC750 |
|---|---|---|---|
| Shrinkage rate | MD | 内部方法 | 1.6到2.0 % |
| Water absorption rate | 23°C,24hr,50%RH | ASTMD570 | 0.20 % |
| melt mass-flow rate | 190°C/2.16kg | ISO1133 | 30 g/10min |
| Thermal performance | Test Condition | Test Method | ASAHIKASEI ZHANGJIAGANG/HC750 |
|---|---|---|---|
| 0.45MPa,未退火 | ASTMD648 | 163 °C | |
| 0.45MPa,未退火 | ISO75-2/B | 161 °C | |
| 1.8MPa,未退火 | ISO75-2/A | 105 °C | |
| MD | ISO11359-2 | 1E-04 cm/cm/°C | |
| 1.8MPa,未退火 | ASTMD648 | 124 °C | |
| specific heat | 1470 J/kg/°C | ||
| thermal conductivity | 0.23 W/m/K |
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