S-Plastics Xylex EXXX0043 resin is PC+POLYESTER unreinforced alloy. High flow, chemically resistant,UV-stabilized. For use in ophthalmic applications
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 48 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 51 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 50 mm/min | 5 | % | ASTM D 638 |
| Tensile Strain, brk, Type I, 50 mm/min | 150 | % | ASTM D 638 |
| Tensile Modulus, 50 mm/min | 1840 | MPa | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 83 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 1940 | MPa | ASTM D 790 |
| Tensile Stress, yield, 50 mm/min | 55 | MPa | ISO 527 |
| Tensile Stress, break, 50 mm/min | 55 | MPa | ISO 527 |
| Tensile Strain, yield, 50 mm/min | 5 | % | ISO 527 |
| Tensile Strain, break, 50 mm/min | >150 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 1900 | MPa | ISO 527 |
| Flexural Stress, break, 2 mm/min | 71 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2000 | MPa | ISO 178 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, notched, 23°C | 854 | J/m | ASTM D 256 |
| Instrumented Impact Total Energy, 23°C | 94 | J | ASTM D 3763 |
| Izod Impact, notched 80*10*4 +23°C | 9 | kJ/m² | ISO 180/1A |
| THERMAL | Value | Unit | Standard |
| Vicat Softening Temp, Rate B/50 | 108 | °C | ASTM D 1525 |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 93 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 88 | °C | ASTM D 648 |
| CTE, -40°C to 40°C, flow | 1.19E-04 | 1/°C | ASTM E 831 |
| CTE, -40°C to 40°C, xflow | 1.04E-04 | 1/°C | ASTM E 831 |
| CTE, 23°C to 60°C, flow | 8.5E-05 | 1/°C | ISO 11359-2 |
| CTE, 23°C to 60°C, xflow | 8.5E-05 | 1/°C | ISO 11359-2 |
| Vicat Softening Temp, Rate B/120 | 106 | °C | ISO 306 |
| HDT/Ae, 1.8 MPa Edgew 120*10*4 sp=100mm | 90 | °C | ISO 75/Ae |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.2 | - | ASTM D 792 |
| Mold Shrinkage, flow, 3.2 mm | 0.4 - 0.8 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 3.2 mm | 0.5 - 0.7 | % | S-Plastics Method |
| Density | 1.18 | g/cm³ | ISO 1183 |
| Melt Volume Rate, MVR at 265°C/2.16 kg | 21 | cm³/10 min | ISO 1133 |
| Source GMD, last updated:09/07/2004 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 65 - 80 | °C |
| Drying Time | 3 - 5 | hrs |
| Drying Time (Cumulative) | 8 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 250 - 290 | °C |
| Nozzle Temperature | 250 - 290 | °C |
| Front - Zone 3 Temperature | 250 - 290 | °C |
| Middle - Zone 2 Temperature | 245 - 280 | °C |
| Rear - Zone 1 Temperature | 245 - 255 | °C |
| Mold Temperature | 45 - 60 | °C |
| Back Pressure | 0.2 - 0.5 | MPa |
| Screw Speed | 20 - 100 | rpm |
| Shot to Cylinder Size | 40 - 80 | % |
| Vent Depth | 0.013 - 0.02 | mm |
| Source GMD, last updated:09/07/2004 | ||
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For more information please download the datasheet |
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S-Plastics Xylex EXXX0043.pdf |
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