S-Plastics Valox 780resin is 40% gl/min, UL94 V-0 rated. Nonblooming flame retardant. Circuit breaker handles/housings, motor coil housings.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, brk, Type I, 5 mm/min | 99 | MPa | ASTM D 638 |
| Flexural Stress, brk, 1.3 mm/min, 50 mm span | 165 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 10340 | MPa | ASTM D 790 |
| Hardness, Rockwell R | 116 | - | ASTM D 785 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 373 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 53 | J/m | ASTM D 256 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 6.4 mm, unannealed | 210 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 6.4 mm, unannealed | 193 | °C | ASTM D 648 |
| CTE, -40°C to 40°C, flow | 2.52E-05 | 1/°C | ASTM E 831 |
| CTE, 60°C to 138°C, flow | 2.88E-05 | 1/°C | ASTM E 831 |
| Relative Temp Index, Elec | 130 | °C | UL 746B |
| Relative Temp Index, Mech w/impact | 130 | °C | UL 746B |
| Relative Temp Index, Mech w/o impact | 140 | °C | UL 746B |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.77 | - | ASTM D 792 |
| Specific Volume | 0.56 | cm³/g | ASTM D 792 |
| Water Absorption, 24 hours | 0.02 | % | ASTM D 570 |
| Mold Shrinkage, flow, 1.5-3.2 mm | 0.3 - 0.4 | % | S-Plastics Method |
| Mold Shrinkage, flow, 3.2-4.6 mm | 0.4 - 0.6 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 1.5-3.2 mm | 0.4 - 0.6 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 3.2-4.6 mm | 0.6 - 0.8 | % | S-Plastics Method |
| ELECTRICAL | Value | Unit | Standard |
| Volume Resistivity | 3.5E+15 | Ohm-cm | ASTM D 257 |
| Dielectric Strength, in air, 3.2 mm | 18.1 | kV/mm | ASTM D 149 |
| Dielectric Strength, in oil, 1.6 mm | 25.5 | kV/mm | ASTM D 149 |
| Relative Permittivity, 100 Hz | 3.9 | - | ASTM D 150 |
| Relative Permittivity, 1 MHz | 3.8 | - | ASTM D 150 |
| Dissipation Factor, 100 Hz | 0.007 | - | ASTM D 150 |
| Dissipation Factor, 1 MHz | 0.02 | - | ASTM D 150 |
| Arc Resistance, Tungsten {PLC} | 6 | PLC Code | ASTM D 495 |
| Hot Wire Ignition {PLC) | 1 | PLC Code | UL 746A |
| High Voltage Arc Track Rate {PLC} | 1 | PLC Code | UL 746A |
| High Ampere Arc Ign, surface {PLC} | 4 | 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) | 0.81 | mm | UL 94 |
| CSA (See File for complete listing) | LS88480 | File No. | CSA LISTED |
| 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 | 255 - 275 | °C |
| Nozzle Temperature | 255 - 270 | °C |
| Front - Zone 3 Temperature | 255 - 265 | °C |
| Middle - Zone 2 Temperature | 250 - 260 | °C |
| Rear - Zone 1 Temperature | 245 - 255 | °C |
| Mold Temperature | 65 - 95 | °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 780.pdf |
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