S-Plastics Ultem SILTEM-STM1500 resin is a flexible siloxane-polyimide copolymer for cable and wire coatings. Non-halogenated and
| MECHANICAL | Value | Unit | Standard |
| Taber Abrasion, CS-17, 1 kg | 60 | mg/1000cy | S-Plastics Method |
| Tensile Stress, yield, 50 mm/min | 20 | MPa | ISO 527 |
| Tensile Stress, break, 50 mm/min | 25 | MPa | ISO 527 |
| Tensile Strain, yield, 50 mm/min | 15 | % | ISO 527 |
| Tensile Strain, break, 50 mm/min | 110 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 590 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 20 | MPa | ISO 178 |
| Flexural Stress, break, 2 mm/min | 18 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 470 | MPa | ISO 178 |
| IMPACT | Value | Unit | Standard |
| 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 | 25 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*4 -30°C | 15 | kJ/m² | ISO 180/1A |
| THERMAL | Value | Unit | Standard |
| CTE, 23°C to 80°C, flow | 1.1E-04 | 1/°C | ISO 11359-2 |
| CTE, 23°C to 80°C, xflow | 9.E-05 | 1/°C | ISO 11359-2 |
| Ball Pressure Test, 75°C +/- 2°C | PASSES | - | IEC 60695-10-2 |
| Vicat Softening Temp, Rate B/50 | 75 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 78 | °C | ISO 306 |
| PHYSICAL | Value | Unit | Standard |
| Mold Shrinkage on Tensile Bar, flow (2) | 1.2 - 1.4 | % | S-Plastics Method |
| Density | 1.18 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/sat) | 0.12 | % | ISO 62 |
| Melt Volume Rate, MVR at 320°C/2.16 kg | 8 | cm³/10 min | ISO 1133 |
| ELECTRICAL | Value | Unit | Standard |
| Volume Resistivity | 4.7E+14 | Ohm-cm | IEC 60093 |
| Surface Resistivity, ROA | >1.E+15 | Ohm | IEC 60093 |
| Dielectric Strength, in oil, 3.2 mm | 19 | kV/mm | IEC 60243-1 |
| Relative Permittivity, 100 Hz | 3 | - | IEC 60250 |
| Dissipation Factor, 100 Hz | 0.0091 | - | IEC 60250 |
| Comparative Tracking Index | 175 | V | IEC 60112 |
| Comparative Tracking Index, M | 100 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Compliant, 94V-1 Flame Class Rating (3)(4) | 1.6 | mm | UL 94 by GE |
| Glow Wire Flammability Index 960°C, passes at | 3.2 | mm | IEC 60695-2-12 |
| Oxygen Index (LOI) | 48 | % | ISO 4589 |
| Source GMD, last updated:03/26/1996 | |||
| Profile Extrusion | Value | Unit |
| Drying Temperature | 105 - 110 | °C |
| Drying Time | 5 - 7 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 285 - 320 | °C |
| Barrel - Zone 1 Temperature | 280 - 290 | °C |
| Barrel - Zone 2 Temperature | 300 - 310 | °C |
| Barrel - Zone 3 Temperature | 310 - 320 | °C |
| Barrel - Zone 4 Temperature | 310 - 325 | °C |
| Hopper Temperature | 60 - 100 | °C |
| Adapter Temperature | 315 - 325 | °C |
| Die Temperature | 300 - 320 | °C |
| Calibrator Temperature | 60 - 80 | °C |
| Source GMD, last updated:03/26/1996 | ||
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For more information please download the datasheet |
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S-Plastics Ultem SILTEM STM1500.pdf |
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