Polylactic Acid (PLA) Typical Properties
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This data represents typical values that have been calculated from all products classified as: Generic PLA
This information is provided for comparative purposes only.
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Material Status
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Availability
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Specific Gravity
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--
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1.24
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ASTM D792 |
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73°F
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1.24 to 1.26
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g/cm³
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ISO 1183 |
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Melt Mass-Flow Rate (MFR)
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210°C/2.16 kg
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6.0 to 78
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g/10 min
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ASTM D1238 |
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190°C/2.16 kg
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1.5 to 36
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g/10 min
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ISO 1133 |
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Molding Shrinkage
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Flow
: 73°F
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3.7E-3 to 4.1E-3
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in/in
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ASTM D955 |
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73°F
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0.30 to 1.1
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%
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ISO 294-4 |
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Tensile Modulus
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73°F
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293000 to 514000
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psi
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ASTM D638 |
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73°F
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45000 to 815000
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psi
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ISO 527-2 |
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Tensile Strength
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Yield, 73°F
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8840 to 9500
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psi
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ASTM D638 |
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Yield, 73°F
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2250 to 10400
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psi
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ISO 527-2 |
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Break, 73°F
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7080 to 8150
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psi
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ASTM D638 |
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Break, 73°F
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2000 to 10200
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psi
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ISO 527-2 |
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73°F
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6930 to 10000
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psi
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ASTM D638 |
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Tensile Elongation
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Yield, 73°F
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9.8 to 10
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%
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ASTM D638 |
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Yield, 73°F
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1.0 to 8.5
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%
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ISO 527-2 |
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Break, 73°F
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0.50 to 9.2
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%
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ASTM D638 |
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Break, 73°F
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1.0 to 12
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%
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ISO 527-2 |
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Flexural Modulus
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73°F
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347000 to 715000
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psi
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ASTM D790 |
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73°F
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44200 to 1.38E+6
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psi
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ISO 178 |
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Flexural Strength
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73°F
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6950 to 16000
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psi
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ASTM D790 |
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73°F
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1310 to 16100
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psi
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ISO 178 |
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Charpy Notched Impact Strength (73°F)
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0.67 to 2.6
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ft·lb/in²
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ISO 179 |
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Charpy Unnotched Impact Strength (73°F)
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4.0 to 11
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ft·lb/in²
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ISO 179 |
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Notched Izod Impact
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73°F
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0.30 to 0.88
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ft·lb/in
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ASTM D256 |
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73°F
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1.6 to 3.0
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ft·lb/in²
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ISO 180 |
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Deflection Temperature Under Load
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66 psi, Unannealed
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121 to 126
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°F
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ASTM D648 |
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66 psi, Unannealed
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122 to 248
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°F
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ISO 75-2/B |
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264 psi, Unannealed
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118 to 122
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°F
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ISO 75-2/A |
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Glass Transition Temperature
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--
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134 to 136
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°F
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ASTM E1356 |
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--
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111 to 145
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°F
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DSC |
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Vicat Softening Temperature
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130 to 146
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°F
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ISO 306 |
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Melting Temperature
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315 to 338
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°F
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Peak Crystallization Temperature (DSC)
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266 to 327
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°F
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ASTM D3418 |
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Drying Temperature
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113 to 172
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°F
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Drying Time
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2.9 to 6.0
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hr
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Suggested Max Moisture
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0.010 to 0.30
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%
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Rear Temperature
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302 to 365
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°F
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Middle Temperature
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338 to 410
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°F
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Front Temperature
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374 to 393
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°F
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Nozzle Temperature
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375 to 402
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°F
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Processing (Melt) Temp
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353 to 464
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°F
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Mold Temperature
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61 to 224
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°F
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Injection Pressure
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11400 to 11500
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psi
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Back Pressure
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72.5 to 160
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psi
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Screw Speed
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75 to 153
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rpm
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This data represents typical values that have been calculated from all products classified as: Generic PLA
This information is provided for comparative purposes only.
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Drying Temperature
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120 to 195
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°F
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Drying Time
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2.8 to 10
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hr
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Suggested Max Moisture
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5.0E-3 to 0.30
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%
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Cylinder Zone 1 Temp.
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327 to 374
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°F
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Cylinder Zone 2 Temp.
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331 to 377
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°F
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Cylinder Zone 3 Temp.
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335 to 402
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°F
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Adapter Temperature
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338 to 390
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°F
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Melt Temperature
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373 to 446
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°F
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Die Temperature
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329 to 392
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°F
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This data represents typical values that have been calculated from all products classified as: Generic PLA
This information is provided for comparative purposes only.
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| 1Typical properties: these are not to be construed as specifications. |
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