點擊圖片查看大圖TPV 8271 75物性表
| Physical Properties | Metric | English | Comments | ||
|---|---|---|---|---|---|
| Specific Gravity | 0.940 g/cc | 0.940 g/cc | 23°C; ASTM D792 | ||
| Mechanical Properties | Metric | English | Comments | ||
| Hardness, Shore A | 81 | 81 | 2 mm, 15 sec; ISO 868 | ||
| Tensile Strength at Break | 8.27 MPa | 1200 psi | Across Flow; ASTM D412 | ||
| Tensile Stress |
3.90 MPa @Strain 100 % |
566 psi @Strain 100 % |
Across Flow; ASTM D412 | ||
| Elongation at Break | 480 % | 480 % | Across Flow; ASTM D412 | ||
| Tear Strength | 25.9 kN/m | 148 pli | 73°C, Die C; ASTM D624 | ||
| Compression Set | 37 % | 37 % | 158°F, 22 hr; ASTM D395 | ||
| 75 % | 75 % | 257°F, 70 hr; ASTM D395 | |||
| Thermal Properties | Metric | English | Comments | ||
| Brittleness Temperature | -60.0 °C | -76.0 °F | ASTM D746 | ||
| UL RTI, Electrical | 100 °C | 212 °F | UL 746 | ||
| UL RTI, Mechanical with Impact | 85.0 °C | 185 °F | UL 746 | ||
Flammability, UL94 
|
HB @Thickness 1.10 mm |
HB @Thickness 0.0433 in |
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|
HB @Thickness 3.00 mm |
HB @Thickness 0.118 in |
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| Processing Properties | Metric | English | Comments | ||
| Processing Temperature | 175 - 230 °C | 347 - 446 °F | |||
| Rear Barrel Temperature | 177 - 191 °C | 351 - 376 °F | |||
| Middle Barrel Temperature | 179 - 193 °C | 354 - 379 °F | |||
| Front Barrel Temperature | 185 - 199 °C | 365 - 390 °F | |||
| Nozzle Temperature | 185 - 210 °C | 365 - 410 °F | |||
| Melt Temperature | 143 - 216 °C | 289 - 421 °F | Processing | ||
| Mold Temperature | 10.0 - 51.7 °C | 50.0 - 125 °F | Processing | ||
| Moisture Content | 0.080 % | 0.080 % | |||
| Back Pressure | 0.345 - 0.689 MPa | 50.0 - 100 psi | |||
| Clamp Pressure | 41.4 - 68.9 MPa | 6000 - 10000 psi | |||
| Vent Depth | 0.00254 cm | 0.00100 in | |||
| Cushion | 0.317 - 0.635 cm | 0.125 - 0.250 in | |||
| Screw Speed | 100 - 200 rpm | 100 - 200 rpm | |||
|
De |
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| Change in Mass in IRM 903 Oil at 257°F for 70 hr | -0.02 | ||||
| Color | Natural Color | ||||
| Form | Pellets | ||||
| Injection Rate | Fast | ||||
| Maximum Regrind % | 20 | ||||
| Screw Compression Ratio | 2:1 - 2.5:1 | ||||
| Screw L/D Ratio |
16:1 - 20:1 |
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