| Thermoplastic Polyurethane (TPU)
Processing Information |
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English
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| Specific Gravity | 1.19 to 1.20 | 0.882 to 1.34 | 1.16 to 1.19 | 1.13 to 1.25 | 1.15 to 1.20 | 1.17 to 1.26 | 1.08 to 1.18 | | Mold Shrinkage, Flow (in/in) | 0.0050 | 0.000040 to 0.015 | 0.0040 to 0.0045 | 0.012 | 0.0050 to 0.010 | 0.0039 to 0.0097 | 0.0058 to 0.0090 | | Melt Mass Flow Rate (g/10 min) | 8.0 | 0.60 to 31 | 3.0 to 17 | 10 to 19 | -- | 4.0 to 55 | 9.3 to 11 | | Drying Temperature (°F) | 190 to 270 | 125 to 230 | 120 to 221 | 176 to 177 | 150 | 175 to 230 | 150 to 230 | | Drying Time (hr) | 8.0 | 3.4 to 6.0 | 1.5 to 4.0 | 0.033 | 3.5 | 1.5 to 3.5 | 1.4 to 3.6 | | Suggested Max Moisture (%) | 0.020 | 0.098 to 0.10 | 0.050 | 0.030 | 0.050 | 0.019 to 0.030 | 0.020 to 0.050 | | Suggested Max Regrind (%) | -- | 20 | -- | -- | -- | 20 | 20 | | Injection Pressure (psi) | 800 | 500 to 12500 | 1450 to 1810 | 10500 | -- | 10500 to 12600 | 870 to 55200 | | Rear Temperature (°F) | 400 to 450 | 335 to 382 | 356 to 410 | 348 | 310 to 375 | 363 to 387 | 350 to 433 | | Middle Temperature (°F) | 430 to 480 | 354 to 376 | 363 to 390 | 358 | -- | 379 to 402 | 378 to 402 | | Front Temperature (°F) | 430 to 490 | 362 to 396 | 372 to 411 | 365 | 350 to 400 | 383 to 411 | 382 to 443 | | Nozzle Temperature (°F) | 450 to 500 | 380 to 402 | 402 to 410 | 375 | 360 to 410 | 418 to 421 | 387 to 420 | | Processing (Melt) Temp (°F) | 450 to 480 | 381 to 447 | 356 to 365 | 374 to 437 | 420 to 440 | 355 to 452 | 355 to 448 | | Mold Temperature (°F) | 165 to 225 | 85.3 to 124 | 86.0 to 95.0 | 85.8 to 86.1 | 60.0 to 85.0 | 67.5 to 115 | 84.8 to 114 |
SI
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| Specific Gravity (g/cm³) | 1.19 to 1.20 | 0.880 to 1.33 | 1.16 to 1.19 | 1.13 to 1.25 | 1.15 to 1.20 | 1.17 to 1.26 | 1.08 to 1.18 | | Mold Shrinkage, Flow (cm/cm) | 0.0050 | 0.000040 to 0.015 | 0.0040 to 0.0045 | 0.012 | 0.0050 to 0.010 | 0.0039 to 0.0097 | 0.0058 to 0.0090 | | Melt Mass Flow Rate (g/10 min) | 8.0 | 0.60 to 31 | 3.0 to 17 | 10 to 19 | -- | 4.0 to 55 | 9.3 to 11 | | Drying Temperature (°C) | 87.8 to 132 | 51.7 to 110 | 48.9 to 105 | 80.0 to 80.3 | 65.6 | 79.3 to 110 | 65.6 to 110 | | Drying Time (hr) | 8.0 | 3.4 to 6.0 | 1.5 to 4.0 | 0.033 | 3.5 | 1.5 to 3.5 | 1.4 to 3.6 | | Suggested Max Moisture (%) | 0.020 | 0.098 to 0.10 | 0.050 | 0.030 | 0.050 | 0.019 to 0.030 | 0.020 to 0.050 | | Suggested Max Regrind (%) | -- | 20 | -- | -- | -- | 20 | 20 | | Injection Pressure (MPa) | 5.52 | 3.45 to 86.2 | 10.00 to 12.5 | 72.4 | -- | 72.3 to 86.5 | 6.00 to 381 | | Rear Temperature (°C) | 204 to 232 | 168 to 194 | 180 to 210 | 175 | 154 to 191 | 184 to 197 | 177 to 223 | | Middle Temperature (°C) | 221 to 249 | 179 to 191 | 184 to 199 | 181 | -- | 193 to 205 | 192 to 205 | | Front Temperature (°C) | 221 to 254 | 183 to 202 | 189 to 210 | 185 | 177 to 204 | 195 to 211 | 195 to 228 | | Nozzle Temperature (°C) | 232 to 260 | 194 to 205 | 206 to 210 | 191 | 182 to 210 | 215 to 216 | 197 to 216 | | Processing (Melt) Temp (°C) | 232 to 249 | 194 to 231 | 180 to 185 | 190 to 225 | 216 to 227 | 179 to 233 | 180 to 231 | | Mold Temperature (°C) | 73.9 to 107 | 29.6 to 51.0 | 30.0 to 35.0 | 29.9 to 30.1 | 15.6 to 29.4 | 19.7 to 46.1 | 29.3 to 45.7 |
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