S-Plastics Valox EF3512 resin is Wear and fatique resistant, flame retardant PBT.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 60 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 23 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 50 mm/min | 5 | % | ASTM D 638 |
| Tensile Strain, brk, Type I, 50 mm/min | 18 | % | ASTM D 638 |
| Tensile Modulus, 50 mm/min | 2130 | 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 | 2680 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, notched, 23°C | 37 | J/m | ASTM D 256 |
| Instrumented Impact Total Energy, 23°C | 44 | J | ASTM D 3763 |
| THERMAL | Value | Unit | Standard |
| Vicat Softening Temp, Rate B/50 | 77 | °C | ASTM D 1525 |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 137 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 53 | °C | ASTM D 648 |
| CTE, -40°C to 40°C, flow | 1.53E-04 | 1/°C | ASTM E 831 |
| CTE, -40°C to 40°C, xflow | 1.75E-04 | 1/°C | ASTM E 831 |
| 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 | 1.44 | - | ASTM D 792 |
| Mold Shrinkage, flow, 3.2 mm | 2 - 2.2 | % | S-Plastics Method |
| Melt Flow Rate, 250°C/5.0 kgf | 6.9 | g/10 min | ASTM D 1238 |
| ELECTRICAL | Value | Unit | Standard |
| Arc Resistance, Tungsten {PLC} | 5 | PLC Code | ASTM D 495 |
| Hot Wire Ignition {PLC) | 2 | PLC Code | UL 746A |
| High Voltage Arc Track Rate {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, 94V-0 Flame Class Rating (3) | 0.76 | mm | UL 94 |
| Source GMD, last updated:09/29/1999 | |||
| 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 | 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:09/29/1999 | ||
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For more information please download the datasheet |
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S-Plastics Valox EF3512.pdf |
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