Material Comparison
Product Info
Product Name
Brand Name
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Properties
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PP Dynacom 704 Dynachem Co. Ltd.
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704 |
|---|---|---|---|
| Impact strength of cantilever beam gap | 23°C,3.20mm | ASTM D256 | 24 J/m |
| hardness | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704 |
|---|---|---|---|
| Rockwell hardness | R级 | ASTM D785 | 98 |
| Mechanical properties | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704 |
|---|---|---|---|
| elongation | 断裂 | ASTM D638 | 20 % |
| tensile strength | ASTM D638 | 26.0 MPa | |
| Flexural modulus | ASTM D790 | 3040 MPa | |
| bending strength | ASTM D790 | 41.0 MPa |
| Electrical performance | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704 |
|---|---|---|---|
| Volume resistivity | ASTM D257 | 1E+17 ohms·cm | |
| dielectric strength | 1.00mm | ASTM D149 | 40 kV/mm |
| arc resistance | ASTM D495 | 70.0 sec |
| flammability | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704 |
|---|---|---|---|
| UL flame retardant rating | 0.8mm | UL 94 | V-0 |
| physical property | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704 |
|---|---|---|---|
| melt mass-flow rate | 230°C/2.16kg | ASTM D1238 | 7.0 g/10min |
| Water absorption rate | 23°C,24hr | ASTM D570 | <0.020 % |
| density | ASTM D792 | 1.33 g/cm³ | |
| Shrinkage rate | MD3 | ASTM D955 | 1.0to1.2 % |
| Thermal performance | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704 |
|---|---|---|---|
| Heat distortion temperature | 0.45MPa,未退火，HDT | ASTM D648 | 130 °C |
| vicat | ASTM D15256 | 157 °C | |
| RTI Imp | UL 746 | 120 °C | |
| RTI | UL 746 | 120 °C | |
| RTI Elec | UL 746 | 120 °C |
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