S-Plastics Valox 457E resin is PRELIMINARY DATA. High flow, fast cycling, V-0, 9.5% glass filled, PBT resin. Designed for 50% regrind utilization in connector applications.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 5 mm/min | 78 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 5 mm/min | 74 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 5 mm/min | 4.4 | % | ASTM D 638 |
| Flexural Stress, brk, 1.3 mm/min, 50 mm span | 119 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 3140 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 614 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 48 | J/m | ASTM D 256 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 185 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 140 | °C | ASTM D 648 |
| Relative Temp Index, Elec | 120 | °C | UL 746B |
| Relative Temp Index, Mech w/impact | 120 | °C | UL 746B |
| Relative Temp Index, Mech w/o impact | 140 | °C | UL 746B |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.46 | - | ASTM D 792 |
| Mold Shrinkage, flow, 3.2 mm | 1.1 - 1.3 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 3.2 mm | 1.5 - 1.7 | % | S-Plastics Method |
| ELECTRICAL | Value | Unit | Standard |
| Hot Wire Ignition {PLC) | 2 | PLC Code | UL 746A |
| High Ampere Arc Ign, surface {PLC} | 0 | PLC Code | UL 746A |
| Comparative Tracking Index (UL) {PLC} | 3 | PLC Code | UL 746A |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Recognized, 94V-0 Flame Class Rating (3) | 0.76 | mm | UL 94 |
| UL Recognized, 94-5VA Rating (3) | 2.99 | mm | UL 94 |
| Source GMD, last updated:12/29/1999 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 120 | °C |
| Drying Time | 3 - 4 | hrs |
| Drying Time (Cumulative) | 12 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 250 - 265 | °C |
| Nozzle Temperature | 245 - 260 | °C |
| Front - Zone 3 Temperature | 250 - 265 | °C |
| Middle - Zone 2 Temperature | 245 - 260 | °C |
| Rear - Zone 1 Temperature | 240 - 255 | °C |
| Mold Temperature | 65 - 90 | °C |
| Back Pressure | 0.3 - 0.7 | MPa |
| Screw Speed | 50 - 80 | rpm |
| Shot to Cylinder Size | 40 - 80 | % |
| Vent Depth | 0.025 - 0.038 | mm |
| Source GMD, last updated:12/29/1999 | ||
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For more information please download the datasheet |
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S-Plastics Valox 457E.pdf |
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