S-Plastics Thermocomp Valox_SMV5837 resin is SINGLE LOT DATA. 20% glass bead reinforced PBT for meter housing. Will be VGB5820.
| 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 | 48 | MPa | ASTM D 638 |
| Tensile Stress, yld, Type I, 5 mm/min | 46 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 5 mm/min | 40 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 5 mm/min | 16 | % | 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 | 3200 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 534 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 32 | J/m | ASTM D 256 |
| Izod Impact, Reverse Notched, 3.2 mm | 363 | J/m | ASTM D 256 |
| THERMAL | Value | Unit | Standard |
| HDT, 1.82 MPa, 6.4 mm, unannealed | 70 | °C | ASTM D 648 |
| CTE, -40°C to 40°C, flow | 6.48E-05 | 1/°C | ASTM E 831 |
| CTE, -40°C to 40°C, xflow | 6.84E-05 | 1/°C | ASTM E 831 |
| CTE, 60°C to 138°C, flow | 1.37E-04 | 1/°C | ASTM E 831 |
| CTE, 60°C to 138°C, xflow | 1.46E-04 | 1/°C | ASTM E 831 |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.46 | - | ASTM D 792 |
| Mold Shrinkage, flow, 3.2 mm | 1.6 - 1.9 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 3.2 mm | 1.8 - 2 | % | S-Plastics Method |
| Source GMD, last updated:07/16/1999 | |||
| 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:07/16/1999 | ||
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For more information please download the datasheet |
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S-Plastics Thermocomp Valox_SMV5837.pdf |
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