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Polypropylene (PP) Processing Information
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Free Access to 80,000 Datasheets
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| Density (g/cm³) | 0.909 to 0.919 | 0.890 to 0.909 | 0.835 to 0.970 | 0.868 to 0.925 | 0.898 to 0.910 | 0.891 to 0.911 | 0.898 to 0.912 | 0.895 to 0.904 | 0.892 to 1.02 | 0.900 to 0.984 | 0.897 to 1.06 | | Mold Shrinkage, Flow (in/in) | 0.075 to 0.080 | 0.036 to 0.071 | 0.013 to 0.019 | 0.012 to 0.018 | 0.013 to 0.017 | 0.015 | 0.013 to 0.016 | 0.0095 to 0.012 | 0.0076 to 0.020 | 0.011 to 0.025 | 0.000060 to 0.017 | | Melt Mass Flow Rate (g/10 min) | -- | 4.2 to 8.2 | 0.20 to 30 | 0.27 to 49 | 0.20 to 37 | 0.20 to 36 | 1.5 to 46 | 0.070 to 4.5 | 0.10 to 33 | 1.0 to 14 | 1.0 to 28 | | Drying Temperature (°F) | -- | 150 | 165 to 196 | 166 to 186 | 166 to 212 | 176 | -- | -- | 156 to 200 | 180 to 181 | 167 to 168 | | Drying Time (hr) | -- | 4.0 | 1.0 to 3.0 | 1.0 to 3.0 | 1.0 to 4.0 | 2.0 | -- | -- | 1.8 to 4.0 | 3.0 | 3.5 | | Suggested Max Moisture (%) | -- | -- | 0.050 to 0.21 | 0.050 to 0.20 | 0.050 | 0.050 | -- | -- | 0.0020 to 0.15 | -- | 0.010 | | Suggested Max Regrind (%) | -- | 25 | 19 to 100 | 20 | -- | -- | -- | -- | 20 | -- | -- | | Injection Pressure (psi) | -- | -- | 800 to 14600 | 900 to 15000 | 640 to 24900 | 925 to 1190 | 11000 to 24900 | -- | 800 to 12500 | 14500 | -- | | Rear Temperature (°F) | -- | 350 to 410 | 372 to 431 | 354 to 488 | 341 to 431 | 356 to 437 | 354 to 374 | -- | 104 to 478 | 388 to 390 | 392 to 415 | | Middle Temperature (°F) | -- | 365 to 410 | 372 to 443 | 374 to 488 | 382 to 457 | 419 to 437 | 390 to 429 | -- | 104 to 440 | 390 to 391 | 415 to 419 | | Front Temperature (°F) | -- | 370 to 410 | 372 to 450 | 383 to 491 | 398 to 494 | 410 to 473 | 410 to 464 | -- | 104 to 478 | 390 to 391 | 415 to 419 | | Nozzle Temperature (°F) | -- | 370 | 410 to 460 | 370 to 475 | 409 to 473 | 410 to 473 | 392 to 455 | -- | 365 to 475 | 400 to 401 | 428 | | Processing (Melt) Temp (°F) | -- | 370 | 399 to 475 | 398 to 481 | 418 to 483 | 400 to 482 | 455 to 464 | 220 | 370 to 478 | 399 to 400 | 419 | | Mold Temperature (°F) | -- | 62.5 to 131 | 67.9 to 130 | 86.0 to 124 | 91.4 to 122 | 81.5 to 118 | 99.5 to 144 | -- | 77.5 to 153 | 100 | 95.0 to 122 |
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| Density (g/cm³) | 0.909 to 0.919 | 0.890 to 0.909 | 0.835 to 0.970 | 0.868 to 0.925 | 0.898 to 0.910 | 0.891 to 0.911 | 0.898 to 0.912 | 0.895 to 0.904 | 0.892 to 1.02 | 0.900 to 0.984 | 0.897 to 1.06 | | Mold Shrinkage, Flow (cm/cm) | 0.075 to 0.080 | 0.036 to 0.071 | 0.013 to 0.019 | 0.012 to 0.018 | 0.013 to 0.017 | 0.015 | 0.013 to 0.016 | 0.0095 to 0.012 | 0.0076 to 0.020 | 0.011 to 0.025 | 0.000060 to 0.017 | | Melt Mass Flow Rate (g/10 min) | -- | 4.2 to 8.2 | 0.20 to 30 | 0.27 to 49 | 0.20 to 37 | 0.20 to 36 | 1.5 to 46 | 0.070 to 4.5 | 0.10 to 33 | 1.0 to 14 | 1.0 to 28 | | Drying Temperature (°C) | -- | 65.6 | 73.7 to 91.0 | 74.4 to 85.6 | 74.5 to 100 | 80.0 | -- | -- | 69.0 to 93.4 | 82.0 to 82.5 | 75.0 to 75.6 | | Drying Time (hr) | -- | 4.0 | 1.0 to 3.0 | 1.0 to 3.0 | 1.0 to 4.0 | 2.0 | -- | -- | 1.8 to 4.0 | 3.0 | 3.5 | | Suggested Max Moisture (%) | -- | -- | 0.050 to 0.21 | 0.050 to 0.20 | 0.050 | 0.050 | -- | -- | 0.0020 to 0.15 | -- | 0.010 | | Suggested Max Regrind (%) | -- | 25 | 19 to 100 | 20 | -- | -- | -- | -- | 20 | -- | -- | | Injection Pressure (MPa) | -- | -- | 5.52 to 101 | 6.21 to 103 | 4.41 to 172 | 6.37 to 8.18 | 75.8 to 172 | -- | 5.52 to 86.3 | 100 | -- | | Rear Temperature (°C) | -- | 177 to 210 | 189 to 222 | 179 to 253 | 172 to 222 | 180 to 225 | 179 to 190 | -- | 40.0 to 248 | 198 to 199 | 200 to 213 | | Middle Temperature (°C) | -- | 185 to 210 | 189 to 228 | 190 to 253 | 194 to 236 | 215 to 225 | 199 to 220 | -- | 40.0 to 226 | 199 to 200 | 213 to 215 | | Front Temperature (°C) | -- | 188 to 210 | 189 to 232 | 195 to 255 | 203 to 257 | 210 to 245 | 210 to 240 | -- | 40.0 to 248 | 199 to 200 | 213 to 215 | | Nozzle Temperature (°C) | -- | 188 | 210 to 238 | 188 to 246 | 210 to 245 | 210 to 245 | 200 to 235 | -- | 185 to 246 | 204 to 205 | 220 | | Processing (Melt) Temp (°C) | -- | 188 | 204 to 246 | 203 to 249 | 215 to 250 | 204 to 250 | 235 to 240 | 104 | 188 to 248 | 204 | 215 | | Mold Temperature (°C) | -- | 16.9 to 55.0 | 19.9 to 54.6 | 30.0 to 51.3 | 33.0 to 50.3 | 27.5 to 47.8 | 37.5 to 62.2 | -- | 25.3 to 67.3 | 37.8 to 38.0 | 35.0 to 50.1 |
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