Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PP Copolymer Dynacom 704-G20 Dynachem Co. Ltd.
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704-G20 |
|---|---|---|---|
| Impact strength of cantilever beam gap | 23°C,3.20mm | ASTM D256 | 89 J/m |
| hardness | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704-G20 |
|---|---|---|---|
| Rockwell hardness | R级 | ASTM D785 | 102 |
| Mechanical properties | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704-G20 |
|---|---|---|---|
| elongation | 断裂 | ASTM D638 | 5.0 % |
| tensile strength | ASTM D638 | 89.0 MPa | |
| Flexural modulus | ASTM D790 | 5390 MPa | |
| bending strength | ASTM D790 | 108 MPa |
| Electrical performance | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704-G20 |
|---|---|---|---|
| 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-G20 |
|---|---|---|---|
| UL flame retardant rating | UL 94 | V-0 |
| physical property | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704-G20 |
|---|---|---|---|
| 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 | 1.24 g/cm³ | |
| Shrinkage rate | MD2 | ASTM D955 | 0.40to0.80 % |
| Thermal performance | Test Condition | Test Method | Dynachem Co. Ltd./Dynacom 704-G20 |
|---|---|---|---|
| Heat distortion temperature | 0.45MPa,未退火，HDT | ASTM D648 | 160 °C |
| vicat | ASTM D15255 | 160 °C |
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