S-Plastics Valox K3500 resin is Unfilled PBT. Impact modified, high flow, hydrolytically stable.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 46 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 31 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 50 mm/min | 4 | % ASTM D 638 | |
| Tensile Strain, brk, Type I, 50 mm/min | 47 | % ASTM D 638 | |
| Tensile Modulus, 50 mm/min | 1750 | MPa | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 79 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2180 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, notched, 23°C | 106 | J/m | ASTM D 256 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 121 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 48 | °C | ASTM D 648 |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.26 | - | ASTM D 792 |
| Mold Shrinkage, flow, 3.2 mm | 2.1 - 2.4 | % S-Plastics Method | |
| AFTER 40 CYCLES, SIMILAR TO USCAR-2, CLASS III | Value | Unit | Standard |
| Tensile Stress, brk, Type I, 50 mm/min | 46 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 50 mm/min | 17 | % ASTM D 638 | |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2040 | MPa | ASTM D 790 |
| Flexural Strain, 1.3 mm/min, 50 mm span | 13.1 | % ASTM D 790 | |
| Instrumented Impact, Total Energy, 23°C | 48 | J | ASTM D 3763 |
| PROPERTIES AFTER 1008 HOURS AT 125?C | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 53 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 31 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 50 mm/min | 5.8 | % ASTM D 638 | |
| Tensile Strain, brk, Type I, 50 mm/min | 14.7 | % ASTM D 638 | |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2280 | MPa | ASTM D 790 |
| Flexural Strain, 1.3 mm/min, 50 mm span | 8.8 | % ASTM D 790 | |
| Instrumented Impact, Total Energy, 23°C | 17 | J | ASTM D 3763 |
| AFTER 40 CYCLES, SIMILAR TO USCAR-2, CLASS IV | Value | Unit | Standard |
| Tensile Stress, brk, Type I, 50 mm/min | 48 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 50 mm/min | 17 | % ASTM D 638 | |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2280 | MPa | ASTM D 790 |
| Flexural Strain, 1.3 mm/min, 50 mm span | 8.8 | % ASTM D 790 | |
| Instrumented Impact, Total Energy, 23°C | 42 | J | ASTM D 3763 |
| PROPERTIES AFTER 1008 HOURS AT 155?C | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 42 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 46 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 50 mm/min | 2.5 | % ASTM D 638 | |
| Tensile Strain, brk, Type I, 50 mm/min | 37 | % | ASTM D 638 |
| Tensile Stress, brk, Type I, 5 mm/min | 2716 | MPa | ASTM D 638 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 0 | MPa | ASTM D 790 |
| Source GMD, last updated:10/21/1998 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 75 - 95 | °C |
| Drying Time | 3 - 4 | hrs |
| Drying Time (Cumulative) | 6 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 245 - 260 | °C |
| Nozzle Temperature | 240 - 255 | °C |
| Front - Zone 3 Temperature | 245 - 260 | °C |
| Middle - Zone 2 Temperature | 240 - 255 | °C |
| Rear - Zone 1 Temperature | 230 - 250 | °C |
| Mold Temperature | 50 - 75 | °C |
| Back Pressure | 0.3 - 0.7 | MPa |
| Screw Speed | 50 - 100 | rpm |
| Shot to Cylinder Size | 40 - 80 | % |
| Vent Depth | 0.013 - 0.025 | mm |
| Source GMD, last updated:10/21/1998 | ||
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For more information please download the datasheet |
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S-Plastics Valox K3500.pdf |
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