Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
EMAA Surlyn® 7940 DUPONT USA
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Plastic Datasheets
| Impact resistance | Test Condition | Test Method | DUPONT USA/Surlyn® 7940 |
|---|---|---|---|
| Impact strength of cantilever beam gap | 23°C | ASTM D1822 | 462 kJ/m² |
| -40°C | ASTM D1822 | 525 kJ/m² |
| hardness | Test Condition | Test Method | DUPONT USA/Surlyn® 7940 |
|---|---|---|---|
| Shore hardness | 邵氏D | ASTMD2240 | 68 |
| Mechanical properties | Test Condition | Test Method | DUPONT USA/Surlyn® 7940 |
|---|---|---|---|
| tensile strength | 屈服,23°C,模压成型2 | ASTM D638 | 15.2 MPa |
| Flexural modulus | 23°C | ASTM D790 | 420 MPa |
| tensile strength | 断裂,23°C | ASTMD638 | 26.2 MPa |
| elongation | 断裂,23°C | ASTMD638 | 290 % |
| optical performance | Test Condition | Test Method | DUPONT USA/Surlyn® 7940 |
|---|---|---|---|
| Haze ratio | 6350µm | ASTM D1003 | 4.0 % |
| physical property | Test Condition | Test Method | DUPONT USA/Surlyn® 7940 |
|---|---|---|---|
| melt mass-flow rate | 190°C/2.16kg | ASTMD1238 | 2.6 g/10min |
| Ionic type | Lithium | ||
| density | ASTMD792 | 0.940 g/cm³ |
| Thermal performance | Test Condition | Test Method | DUPONT USA/Surlyn® 7940 |
|---|---|---|---|
| FreezingPoint | -- | ISO 3146 | 48 °C |
| vicat | ASTMD1525 | 63.0 °C | |
| FreezingPoint | -- | ASTM D3418 | 48 °C |
| melting temperature | ASTMD3418 | 91.0 °C |
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