S-Plastics Ultem EXUM0021 resin is Transparent, enhanced flow Polyimide copolymer (Tg 225C) with enhanced chemical resistance to strong acids, bases, aromatics and ketones. Available as ultra fine powder with a nominal particle size of 15 microns.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 5 mm/min | 100 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 5 mm/min | 85 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 5 mm/min | 8 | % | ASTM D 638 |
| Tensile Strain, brk, Type I, 5 mm/min | 60 | % | ASTM D 638 |
| Tensile Modulus, 5 mm/min | 2900 | MPa | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 138 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 3100 | MPa | ASTM D 790 |
| Tensile Stress, yield, 5 mm/min | 100 | MPa | ISO 527 |
| Tensile Stress, break, 5 mm/min | 85 | MPa | ISO 527 |
| Tensile Strain, yield, 5 mm/min | 8 | % | ISO 527 |
| Tensile Strain, break, 5 mm/min | 50 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 2900 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 110 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2900 | MPa | ISO 178 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, notched, 23°C | 59 | J/m | ASTM D 256 |
| Izod Impact, Reverse Notched, 3.2 mm | 2083 | J/m | ASTM D 256 |
| Izod Impact, unnotched 80*10*4 +23°C | NB | kJ/m² | ISO 180/1U |
| Izod Impact, unnotched 80*10*4 -30°C | NB | kJ/m² | ISO 180/1U |
| Izod Impact, notched 80*10*4 +23°C | 5 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*4 -30°C | 5 | kJ/m² | ISO 180/1A |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 210 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 201 | °C | ASTM D 648 |
| HDT, 0.45 MPa, 6.4 mm, unannealed | 212 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 6.4 mm, unannealed | 204 | °C | ASTM D 648 |
| CTE, 23°C to 150°C, flow | 5.5E-05 | 1/°C | ISO 11359-2 |
| CTE, 23°C to 150°C, xflow | 5.5E-05 | 1/°C | ISO 11359-2 |
| Ball Pressure Test, 125°C +/- 2°C | Passes | - | IEC 60695-10-2 |
| Vicat Softening Temp, Rate A/50 | 220 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/50 | 215 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 215 | °C | ISO 306 |
| HDT/Be, 0.45MPa Edgew 120*10*4 sp=100mm | 210 | °C | ISO 75/Be |
| HDT/Ae, 1.8 MPa Edgew 120*10*4 sp=100mm | 200 | °C | ISO 75/Ae |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.28 | - | ASTM D 792 |
| Mold Shrinkage on Tensile Bar, flow (2) | 0.5 - 0.7 | % | S-Plastics Method |
| Mold Shrinkage, flow, 3.2 mm | 0.4 - 0.7 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 3.2 mm | 0.4 - 0.7 | % | S-Plastics Method |
| Melt Flow Rate, 337°C/6.6 kgf | 11 | g/10 min | ASTM D 1238 |
| Density | 1.28 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/sat) | 1.2 | % | ISO 62 |
| Moisture Absorption (23°C / 50% RH) | 0.2 | % | ISO 62 |
| Melt Volume Rate, MVR at 360°C/5.0 kg | 20 | cm³/10 min | ISO 1133 |
| ELECTRICAL | Value | Unit | Standard |
| Dielectric Strength, in oil, 3.2 mm | 18 | kV/mm | ASTM D 149 |
| Relative Permittivity, 50/60 Hz | 3.2 | - | ASTM D 150 |
| Dissipation Factor, 50/60 Hz | 0.0021 | - | ASTM D 150 |
| Comparative Tracking Index | 150 | V | IEC 60112 |
| Comparative Tracking Index, M | 100 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| Glow Wire Flammability Index 960°C, passes at | 3.2 | mm | IEC 60695-2-12 |
| Source GMD, last updated:10/16/2003 | |||
| Injection Molding | Value | Unit |
| Drying Temperature | 150 | °C |
| Drying Time | 4 - 6 | hrs |
| Drying Time (Cumulative) | 24 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 365 - 390 | °C |
| Nozzle Temperature | 360 - 380 | °C |
| Front - Zone 3 Temperature | 365 - 390 | °C |
| Middle - Zone 2 Temperature | 355 - 375 | °C |
| Rear - Zone 1 Temperature | 345 - 365 | °C |
| Mold Temperature | 135 - 165 | °C |
| Back Pressure | 0.3 - 0.7 | MPa |
| Screw Speed | 40 - 70 | rpm |
| Shot to Cylinder Size | 40 - 60 | % |
| Vent Depth | 0.025 - 0.076 | mm |
| Source GMD, last updated:10/16/2003 | ||
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For more information please download the datasheet |
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S-Plastics Ultem EXUM0021.pdf |
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