S-Plastics Valox 305resin is PBT, For compounding only. Not intended for Injection Molding. Melt viscosity: 250C at 21.6 kgf is 1450-1850.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 29 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 58 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 50 mm/min | 40.6 | % | 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 | 2370 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, notched, 23°C | 37 | J/m | ASTM D 256 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 148 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 51 | °C | ASTM D 648 |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.31 | - | ASTM D 792 |
| Mold Shrinkage, flow, 3.2 mm | 1.9 - 2.1 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 3.2 mm | 2 - 2.2 | % | S-Plastics Method |
| Melt Viscosity | 100 | Pa-s | S-Plastics Method |
| Source GMD, last updated:01/05/2000 | |||
| Parameter | ||
| Compounding Extrusion | Value | Unit |
| Drying Temperature | 110 - 120 | °C |
| Drying Time | 4 - 6 | hrs |
| Drying Time (Cumulative) | 8 | hrs |
| Maximum Moisture Content | 0 | % |
| Melt Temperature | 245 - 260 | °C |
| Barrel - Zone 1 Temperature | 200 - 230 | °C |
| Barrel - Zone 2 Temperature | 240 - 255 | °C |
| Barrel - Zone 3 Temperature | 240 - 275 | °C |
| Barrel - Zone 4 Temperature | 240 - 275 | °C |
| Adapter Temperature | 240 - 275 | °C |
| Die Temperature | 240 - 275 | °C |
| Waterbath Temperature | 25 - 35 | °C |
| Source GMD, last updated:01/05/2000 | ||
For more information please download the datasheet | |
 | S-Plastics Valox 305.pdf |
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