S-Plastics Valox 325E resin is General purpose, unreinforced, improved flow characteristics for restrictive tooling.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 51 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 51 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 50 mm/min | 200 | % | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 82 | MPa | ASTM D 790 |
| Flexural Stress, brk, 1.3 mm/min, 50 mm span | 82 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2340 | MPa | ASTM D 790 |
| Hardness, Rockwell R | 117 | - | ASTM D 785 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 1602 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 53 | J/m | ASTM D 256 |
| Gardner, 23°C | 40 | J | ASTM D 3029 |
| Modified Gardner, 23°C | 40 | J | ASTM D 3029 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 6.4 mm, unannealed | 154 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 6.4 mm, unannealed | 54 | °C | ASTM D 648 |
| CTE, -40°C to 40°C, flow | 8.1E-05 | 1/°C | ASTM E 831 |
| CTE, 60°C to 138°C, flow | 1.39E-04 | 1/°C | ASTM E 831 |
| 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 | 1.31 | - | ASTM D 792 |
| Specific Volume | 0.76 | cm³/g | ASTM D 792 |
| Water Absorption, 24 hours | 0.08 | % | ASTM D 570 |
| Mold Shrinkage, flow, 0.75-2.3 mm | 0.9 - 1.6 | % | S-Plastics Method |
| Mold Shrinkage, flow, 2.3-4.6 mm | 1.5 - 2.3 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 0.75-2.3 mm | 1 - 1.7 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 2.3-4.6 mm | 1.6 - 2.4 | % | S-Plastics Method |
| Melt Viscosity, 260°C, 1000 sec-1 | 4000 | poise | ASTM D 3825 |
| ELECTRICAL | Value | Unit | Standard |
| Volume Resistivity | >4.E+16 | Ohm-cm | ASTM D 257 |
| Dielectric Strength, in air, 3.2 mm | 15.7 | kV/mm | ASTM D 149 |
| Dielectric Strength, in oil, 1.6 mm | 23.2 | kV/mm | ASTM D 149 |
| Dielectric Strength, in oil, 3.2 mm | 15.7 | kV/mm | ASTM D 149 |
| Relative Permittivity, 100 Hz | 3.3 | - | ASTM D 150 |
| Relative Permittivity, 1 MHz | 3.1 | - | ASTM D 150 |
| Dissipation Factor, 100 Hz | 0.002 | - | ASTM D 150 |
| Dissipation Factor, 1 MHz | 0.02 | - | ASTM D 150 |
| Arc Resistance, Tungsten {PLC} | 4 | PLC Code | ASTM D 495 |
| Hot Wire Ignition {PLC) | 3 | PLC Code | UL 746A |
| High Voltage Arc Track Rate {PLC} | 1 | 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) | 0.83 | mm | UL 94 |
| UV-light, water exposure/immersion | F1 | - | UL 746C |
| Source GMD, last updated:01/05/2000 | |||
| 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:01/05/2000 | ||
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For more information please download the datasheet |
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S-Plastics Valox 325E.pdf |
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