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Material Comparison
Product Info
Product Name
Brand Name
Usages
Properties
Certificates
PFA 420HP DUPONT USA
TEFLON®
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Plastic Datasheets
| Supplementary Information | Test Condition | Test Method | DUPONT USA/420HP |
|---|---|---|---|
| Filling material | ASTM D229 | 30 % |
| hardness | Test Condition | Test Method | DUPONT USA/420HP |
|---|---|---|---|
| Rockwell hardness | R-Scale | ASTM D785 | 118 |
| thermal performance | Test Condition | Test Method | DUPONT USA/420HP |
|---|---|---|---|
| Hot deformation temperature | 1.8MPa,Unannealed,3.20mm | ASTM D648 | 203 °C |
| 1.8MPa,Unannealed,64.0mmSpan | ISO 75-2/Af | 204 °C | |
| 0.45MPa,Unannealed,3.20mm | ASTM D648 | 220 °C | |
| 0.45MPa,Unannealed,6.40mm | ASTM D648 | 216 °C | |
| 0.45MPa,Unannealed,64.0mmSpan | ISO 75-2/Bf | 217 °C | |
| Linear coefficient of thermal expansion | MD：-40to40°C | ASTME831 | 2.5E-05 cm/cm/°C |
| TD：-40to40°C | ISO 11359-2 | 1.2E-04 cm/cm/°C | |
| TD：-40to40°C | ASTME831 | 1.2E-04 cm/cm/°C | |
| MD：-40to40°C | ISO 11359-2 | 2.5E-05 cm/cm/°C | |
| Vicat softening temperature | ASTM D152514 | 215 °C | |
| -- | ISO 306/B120 | 215 °C | |
| -- | ISO 306/B50 | 215 °C | |
| -- | ISO 306/A50 | 223 °C |
| mechanical properties | Test Condition | Test Method | DUPONT USA/420HP |
|---|---|---|---|
| Bending modulus | 50.0mmSpan | ASTM D790 | 7580 Mpa |
| ISO 178 | 8500 Mpa | ||
| bending strength | ISO 178 | 195 Mpa | |
| Break,50.0mmSpan | ASTM D790 | 189 Mpa | |
| Tensile modulus | ASTM D638 | 9300 Mpa | |
| ISO 527-2/1 | 9300 Mpa | ||
| Tensile strain | Break | ISO 527-2/5 | 2.0 % |
| Yield | ASTM D638 | 3.0 % | |
| Yield | ISO 527-2/5 | 2.0 % | |
| Break | ASTM D638 | 3.0 % | |
| tensile strength | Break | ISO 527-2/5 | 125 Mpa |
| Yield | ASTM D638 | 120 Mpa | |
| Yield | ISO 527-2/5 | 125 Mpa | |
| Break | ASTM D638 | 120 Mpa |
| Electrical performance | Test Condition | Test Method | DUPONT USA/420HP |
|---|---|---|---|
| Dielectric constant | 1MHz | ASTM D150 | 3.70 |
| 100Hz | ASTM D150 | 3.80 | |
| Dielectric strength | 3.20mm,inAir | ASTM D149 | 19 KV/mm |
| 1.60mm,in Oil | ASTM D149 | 25 KV/mm | |
| Dissipation factor | 1MHz | ASTM D150 | 0.020 |
| 100Hz | ASTM D150 | 2E-03 | |
| Volume resistivity | ASTM D257 | >3.2E+16 ohms·cm |
| Physical properties | Test Condition | Test Method | DUPONT USA/420HP |
|---|---|---|---|
| melt mass-flow rate | 250°C/2.16kg | ASTM D1238 | 17 g/10min |
| Melt Volume Flow Rate (MVR) | 250°C/2.16kg | ISO 1133 | 13.0 cm3/10min |
| Shrinkage rate | MD：--4 | Internal Method | 0.30-0.70 % |
| TD：3.20mm | Internal Method | 0.50-1.0 % | |
| MD：3.20mm | Internal Method | 0.30-0.80 % | |
| MD：--2 | Internal Method | 0.50-0.80 % | |
| MD：--3 | Internal Method | 0.30-0.50 % | |
| TD：--4 | Internal Method | 0.50-1.0 % | |
| TD：--3 | Internal Method | 0.40-0.60 % | |
| TD：--5 | Internal Method | 0.60-0.90 % | |
| Specific volume | ASTM D792 | 0.650 cm³/g | |
| Water absorption rate | Equilibrium,23°C,50%RH | ISO 62 | 0.080 % |
| Saturation,23°C | ISO 62 | 0.26 % | |
| 24hr | ASTM D570 | 0.060 % |
| impact performance | Test Condition | Test Method | DUPONT USA/420HP |
|---|---|---|---|
| Charpy Notched Impact Strength | 23°C | ISO 179/1eA | 5.0 kJ/m² |
| -30°C | ISO 179/1eA | 5.0 kJ/m² | |
| Dart impact | 23°C,TotalEnergy | ASTM D3763 | 8.00 J |
| Impact strength of cantilever beam gap | -30°C | ISO 180/1A | 7.0 kJ/m² |
| 23°C | ISO 180/1A | 8.0 kJ/m² | |
| Impact strength of simply supported beam without notch | -30°C | ISO 179/1eU | 45 kJ/m² |
| 23°C | ISO 179/1eU | 45 kJ/m² | |
| Suspended wall beam without notch impact strength | 23°C | ISO 180/1U | 45 kJ/m² |
| -30°C | ISO 180/1U | 45 kJ/m² |