S-Plastics Thermocomp WH0420A_GY5A749 resin is 4.2 specific gravity, PBT, gray
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 5 mm/min | 27 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 5 mm/min | 26 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 5 mm/min | 12.2 | % | ASTM D 638 |
| Tensile Strain, brk, Type I, 5 mm/min | 18.6 | % | ASTM D 638 |
| Tensile Modulus, 50 mm/min | 1930 | MPa | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 50 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 1910 | MPa | ASTM D 790 |
| Tensile Stress, yield, 5 mm/min | 27 | MPa | ISO 527 |
| Tensile Stress, break, 5 mm/min | 25 | MPa | ISO 527 |
| Tensile Strain, yield, 5 mm/min | 8.4 | % | ISO 527 |
| Tensile Strain, break, 5 mm/min | 9.7 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 1800 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 46 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 1840 | MPa | ISO 178 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 1180 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 117 | J/m | ASTM D 256 |
| Instrumented Impact Total Energy, 23°C | 16 | J | ASTM D 3763 |
| Izod Impact, unnotched 80*10*4 +23°C | 78 | kJ/m² | ISO 180/1U |
| Izod Impact, notched 80*10*4 +23°C | 10 | kJ/m² | ISO 180/1A |
| THERMAL | Value | Unit | Standard |
| HDT, 1.82 MPa, 3.2mm, unannealed | 51 | °C | ASTM D 648 |
| CTE, -30°C to 30°C, flow | 9.24E+01 | 1/°C | ASTM E 831 |
| CTE, -30°C to 30°C, xflow | 9.49E+01 | 1/°C | ASTM E 831 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 53 | °C | ISO 75/Af |
| PHYSICAL | Value | Unit | Standard |
| Density | 4.2 | g/cm³ | ASTM D 792 |
| Moisture Absorption, 50% RH, 24 hrs | 0.05 | % | ASTM D 570 |
| Mold Shrinkage, flow, 24 hrs | 1.6 - 1.8 | % | ASTM D 955 |
| Mold Shrinkage, xflow, 24 hrs | 1.4 - 1.6 | % | ASTM D 955 |
| Density | 4.2 | g/cm³ | ISO 1183 |
| Moisture Absorption (23°C / 50% RH) | 0.07 | % | ISO 62 |
| Source GMD, last updated:11/19/2008 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 120 | °C |
| Drying Time | 4 | hrs |
| Maximum Moisture Content | 0.05 | % |
| Melt Temperature | 240 - 265 | °C |
| Front - Zone 3 Temperature | 260 - 270 | °C |
| Middle - Zone 2 Temperature | 245 - 255 | °C |
| Rear - Zone 1 Temperature | 220 - 230 | °C |
| Mold Temperature | 80 - 100 | °C |
| Back Pressure | 0.2 - 0.3 | MPa |
| Screw Speed | 30 - 60 | rpm |
| Source GMD, last updated:11/19/2008 | ||
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For more information please download the datasheet |
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S-Plastics Thermocomp WH0420A_GY5A749.pdf |
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