S-Plastics Lexan IFX2420Z resin is a medium viscosity, release containing, injection moldable polycarbonate grade suitable for use in industry protectiveeye-ware applications specifically for welding. This grades meets the transmission and haze requirements per ANSI 87.1 norm, Scale 2 when molded at 2.0 mm thickness.
TYPICAL PROPERTIES (1) | |||
MECHANICAL | Value | Unit | Standard |
Tensile Stress, yld, Type I, 50 mm/min | 62 | MPa | ASTM D 638 |
Tensile Stress, brk, Type I, 50 mm/min | 65 | MPa | ASTM D 638 |
Tensile Strain, yld, Type I, 50 mm/min | 7 | % | ASTM D 638 |
Tensile Strain, brk, Type I, 50 mm/min | 110 | % | ASTM D 638 |
Tensile Modulus, 5 mm/min | 2400 | MPa | ASTM D 638 |
Flexural Stress, yld, 1.3 mm/min, 50 mm span | 93 | MPa | ASTM D 790 |
Flexural Modulus, 1.3 mm/min, 50 mm span | 2300 | MPa | ASTM D 790 |
Hardness, Rockwell M | 70 | - | ASTM D 785 |
Hardness, Rockwell R | 118 | - | ASTM D 785 |
Taber Abrasion, CS-17, 1 kg | 10 | mg/1000cy | ASTM D 1044 |
Tensile Stress, yield, 50 mm/min | 65 | MPa | ISO 527 |
Tensile Stress, break, 50 mm/min | 70 | MPa | ISO 527 |
Tensile Strain, yield, 50 mm/min | 6 | % | ISO 527 |
Tensile Strain, break, 50 mm/min | 120 | % | ISO 527 |
Tensile Modulus, 1 mm/min | 2350 | MPa | ISO 527 |
Flexural Stress, yield, 2 mm/min | 90 | MPa | ISO 178 |
Flexural Modulus, 2 mm/min | 2250 | MPa | ISO 178 |
IMPACT | Value | Unit | Standard |
Izod Impact, unnotched, 23°C | 3200 | J/m | ASTM D 4812 |
Izod Impact, notched, 23°C | 850 | J/m | ASTM D 256 |
Izod Impact, notched, -30°C | 135 | J/m | ASTM D 256 |
Falling Dart Impact (D 3029), 23°C | 170 | J | ASTM D 3029 |
Instrumented Impact Total Energy, 23°C | 65 | J | ASTM D 3763 |
Izod Impact, unnotched 80*10*3 +23°C | NB | kJ/m² | ISO 180/1U |
Izod Impact, unnotched 80*10*3 -30°C | NB | kJ/m² | ISO 180/1U |
Izod Impact, notched 80*10*3 +23°C | 70 | kJ/m² | ISO 180/1A |
Izod Impact, notched 80*10*3 -30°C | 12 | kJ/m² | ISO 180/1A |
Charpy 23°C, V-notch Edgew 80*10*3 sp=62mm | 73 | kJ/m² | ISO 179/1eA |
Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm | 14 | kJ/m² | ISO 179/1eA |
Charpy 23°C, Unnotch Edgew 80*10*3 sp=62mm | NB | kJ/m² | ISO 179/1eU |
Charpy -30°C, Unnotch Edgew 80*10*3 sp=62mm | NB | kJ/m² | ISO 179/1eU |
THERMAL | Value | Unit | Standard |
Vicat Softening Temp, Rate B/50 | 154 | °C | ASTM D 1525 |
HDT, 0.45 MPa, 6.4 mm, unannealed | 137 | °C | ASTM D 648 |
HDT, 1.82 MPa, 6.4 mm, unannealed | 132 | °C | ASTM D 648 |
CTE, -40°C to 40°C, xflow | 7.E-05 | 1/°C | ASTM E 831 |
Specific Heat | 1.25 | J/g-°C | ASTM C 351 |
Thermal Conductivity | 0.19 | W/m-°C | ASTM C 177 |
CTE, -40°C to 40°C, flow | 7.E-05 | 1/°C | ISO 11359-2 |
CTE, -40°C to 40°C, xflow | 7.E-05 | 1/°C | ISO 11359-2 |
Vicat Softening Temp, Rate B/50 | 141 | °C | ISO 306 |
Vicat Softening Temp, Rate B/120 | 142 | °C | ISO 306 |
HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 123 | °C | ISO 75/Af |
PHYSICAL | Value | Unit | Standard |
Specific Gravity | 1.2 | - | ASTM D 792 |
Specific Volume | 0.83 | cm³/g | ASTM D 792 |
Density | 1.2 | g/cm³ | ASTM D 792 |
Water Absorption, 24 hours | 0.15 | % | ASTM D 570 |
Water Absorption, equilibrium, 23C | 0.35 | % | ASTM D 570 |
Mold Shrinkage, flow, 3.2 mm | 0.5 - 0.7 | % | S-Plastics Method |
Melt Flow Rate, 300°C/1.2 kgf | 12.5 | g/10 min | ASTM D 1238 |
Density | 1.2 | g/cm³ | ISO 1183 |
Water Absorption, (23°C/sat) | 0.35 | % | ISO 62 |
Moisture Absorption (23°C / 50% RH) | 0.15 | % | ISO 62 |
Melt Volume Rate, MVR at 300°C/1.2 kg | 12 | cm³/10 min | ISO 1133 |
OPTICAL | Value | Unit | Standard |
Light Transmission | 37 | % | ASTM D 1003 |
Haze | 2.2 | % | ASTM D 1003 |
Refractive Index | 1.586 | - | ASTM D 542 |
Source GMD, last updated:09/30/2008 |
Parameter | ||
Injection Molding | Value | Unit |
Drying Temperature | 120 | °C |
Drying Time | 3 - 4 | hrs |
Drying Time (Cumulative) | 48 | hrs |
Maximum Moisture Content | 0.02 | % |
Melt Temperature | 295 - 315 | °C |
Nozzle Temperature | 290 - 310 | °C |
Front - Zone 3 Temperature | 295 - 315 | °C |
Middle - Zone 2 Temperature | 280 - 305 | °C |
Rear - Zone 1 Temperature | 270 - 295 | °C |
Mold Temperature | 70 - 95 | °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:09/30/2008 |
For more information please download the datasheet |
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S-Plastics Lexan IFX2420Z.pdf |
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