S-Plastics Valox 342resin is Weatherable, impact modified PBT+PC. UL rated.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, brk, Type I, 50 mm/min | 53 | MPa | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 82 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 210 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 2136 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 640 | J/m | ASTM D 256 |
| Instrumented Impact Total Energy, 23°C | 48 | J | ASTM D 3763 |
| Instrumented Impact Total Energy, -20°C | 51 | J | ASTM D 3763 |
| Instrumented Impact Total Energy, -40°C | 54 | J | ASTM D 3673 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 117 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 90 | °C | ASTM D 648 |
| Relative Temp Index, Elec | 75 | °C | UL 746B |
| Relative Temp Index, Mech w/impact | 75 | °C | UL 746B |
| Relative Temp Index, Mech w/o impact | 75 | °C | UL 746B |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.24 | - | ASTM D 792 |
| Mold Shrinkage, flow, 1.5-3.2 mm | 1 - 1.2 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 1.5-3.2 mm | 1 - 1.2 | % | 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} | 0 | PLC Code | UL 746A |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Recognized, 94HB Flame Class Rating (3) | 1.47 | mm | UL 94 |
| UV-light, water exposure/immersion | F1 | - | UL 746C |
| Source GMD, last updated:02/18/1999 | |||
| 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 | 50 - 75 | °C |
| Back Pressure | 0.3 - 0.7 | MPa |
| Screw Speed | 50 - 100 | rpm |
| Shot to Cylinder Size | 40 - 80 | % |
| Vent Depth | 0.025 - 0.038 | mm |
| Source GMD, last updated:02/18/1999 | ||
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For more information please download the datasheet |
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S-Plastics Valox 342.pdf |
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For more information please download the datasheet |
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S-Plastics Lexan EXRL0687.pdf |
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First-level distribution source in South China Reduce procurement costs, improve supply stability, Help you find the most suitable engineering plastic materials
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